diff --git a/docs/locales/en/LC_MESSAGES/reference/concepts/domain_cn.po b/docs/locales/en/LC_MESSAGES/reference/concepts/domain_cn.po
index b5ebd97bf..4c5255171 100644
--- a/docs/locales/en/LC_MESSAGES/reference/concepts/domain_cn.po
+++ b/docs/locales/en/LC_MESSAGES/reference/concepts/domain_cn.po
@@ -19,7 +19,7 @@ msgstr ""
 
 #: ../../reference/concepts/domain_cn.md:1
 msgid "Domain"
-msgstr ""
+msgstr "Domain"
 
 #: ../../reference/concepts/domain_cn.md:3
 msgid ""
@@ -27,146 +27,185 @@ msgid ""
 "K3s 的 Namespace 机制来管理节点权限，一个 Domain 对应 K3s 中的一个 Namespace。你可以使用 Domain "
 "来管理和维护隐私计算节点。具体用例请参考下文。"
 msgstr ""
+"In Kuscia, privacy-preserving computation node are referred to as Domain. A Domain can "
+"contain multiple K3s worker nodes (Nodes). Kuscia leverages K3s' Namespace "
+"mechanism for node permission management, where each Domain corresponds to "
+"a Namespace in K3s. Domain are used to manage and maintain privacy "
+"computing nodes. Specific use cases are detailed below."
 
 #: ../../reference/concepts/domain_cn.md:6
 msgid "用例"
-msgstr ""
+msgstr "Use Cases"
 
 #: ../../reference/concepts/domain_cn.md:8
 msgid "以下是一些 Domain 的典型用例："
-msgstr ""
+msgstr "The following are typical use cases for Domain"
 
 #: ../../reference/concepts/domain_cn.md:10
 msgid "创建 Domain，你将体验如何使用 Domain 创建隐私计算节点相关的 Namespace, ResourceQuota 资源。"
 msgstr ""
+"Create Domain: You will learn how to use Domain to create Namespace and "
+"ResourceQuota resources associated with privacy-preserving computation nodes."
 
 #: ../../reference/concepts/domain_cn.md:11
 msgid "更新 Domain，你将熟悉如何更新现有的 Domain，从而变更隐私计算节点相关的 Namespace, ResourceQuota 资源。"
 msgstr ""
+"Update Domain: You will become familiar with modifying existing Domain "
+"to update Namespace and ResourceQuota resources related to privacy-preserving computation "
+"nodes."
 
 #: ../../reference/concepts/domain_cn.md:12
 msgid ""
 "清理 Domain，你将熟悉如何清理不需要的 Domain。在 Kuscia 中，清理 Domain 并不会真正的删除 Domain 相关的 "
 "Namespace, ResourceQuota 资源，而是会在节点相关的 Namespace 资源上添加标记 Domain 被删除相关标签。"
 msgstr ""
+"Clean up Domain: You will learn how to remove unnecessary Domain. In "
+"Kuscia, clean up Domain does not permanently delete associated "
+"Namespace and ResourceQuota resources. Instead, it adds deletion-related "
+"labels to the corresponding Namespace resources."
 
 #: ../../reference/concepts/domain_cn.md:13
 msgid "参考 Domain 对象定义，你将获取详细的 Domain 描述信息。"
 msgstr ""
+"Reference Domain object definition: You will obtain comprehensive "
+"descriptive information about Domain."
 
 #: ../../reference/concepts/domain_cn.md:15
 msgid "创建 Domain"
-msgstr ""
+msgstr "Create Domain"
 
 #: ../../reference/concepts/domain_cn.md:17
 msgid "下面以 `alice-domain.yaml` 的内容为例，介绍创建 Domain。"
 msgstr ""
+"The following example using `alice-domain.yaml` demonstrates Domain "
+"creation."
 
 #: ../../reference/concepts/domain_cn.md:31
 #: ../../reference/concepts/domain_cn.md:82
 msgid "在该示例中:"
-msgstr ""
+msgstr "In this example:"
 
 #: ../../reference/concepts/domain_cn.md:33
 msgid ""
 "`.metadata.name`：表示隐私计算节点 Domain 名称，当前示例为 `alice` 。相应地，Kuscia 控制器会创建名称和 "
 "Domain 同名的 `alice` Namespace 资源。在 Kuscia 中，通过 Namespace 资源对不同机构用户进行资源隔离。"
 msgstr ""
+"`.metadata.name`: Specifies the Domain name for the privacy-preserving computation node, "
+"`alice` in this case. The Kuscia controller creates a Namespace resource "
+"with the same name as the Domain. Namespace resources enable resource "
+"isolation between different organizational users in Kuscia."
 
 #: ../../reference/concepts/domain_cn.md:34
 msgid "`.spec.role`：表示隐私计算节点 Domain 的角色，默认为 `\"\"`。支持两种取值：`partner` 和 `\"\"`。"
 msgstr ""
+"`.spec.role`: Defines the Domain's role for privacy-preserving computation nodes, "
+"defaulting to `\"\"`. Supported values are `partner` and `\"\"`."
 
 #: ../../reference/concepts/domain_cn.md:35
 msgid ""
 "`partner`：表示外部节点，用在点对点组网模式下的协作方节点。点对点组网模式下，需要在任务调度方的集群中创建协作方的 Domain，在创建该"
 " Domain 时，需要将 `role` 的值设置为 `partner` 。"
 msgstr ""
+"`partner`: Represents an external node used as a collaborator in P2P "
+"networking mode. When creating a collaborator Domain in the task "
+"scheduler's cluster under this mode, set `role` to `partner`."
 
 #: ../../reference/concepts/domain_cn.md:36
 #: ../../reference/concepts/domain_cn.md:170
 msgid "`\"\"`：表示内部节点。"
-msgstr ""
+msgstr "`\"\"`: Specifies an internal node."
 
 #: ../../reference/concepts/domain_cn.md:37
 msgid ""
 "`.spec.cert`：表示 BASE64 编码格式的隐私计算节点证书，该证书是配置文件中的 `domainKeyData` "
 "私钥产生的，可以通过[这里](https://github.com/secretflow/kuscia/blob/main/scripts/deploy/generate_cert.sh)的命令生成。在中心化模式场景不需要填充该字段。"
 msgstr ""
+"`.spec.cert`: Specifies the BASE64-encoded certificate for the privacy "
+"computing node, generated using the `domainKeyData` private key from the "
+"configuration file. This can be created using commands from [this script]"
+"(https://github.com/secretflow/kuscia/blob/main/scripts/deploy/generate_cert.sh). "
+"This field is not required in Center mode scenarios."
 
 #: ../../reference/concepts/domain_cn.md:38
 msgid ""
 "`.spec.resourceQuota.podMaxCount`：表示 Domain "
 "所管理的隐私计算节点命名空间（Namespace）下所允许创建的最大 Pod 数量，当前示例为`100`。"
 msgstr ""
+"`.spec.resourceQuota.podMaxCount`: Specifies the maximum number of Pods "
+"allowed in the Namespace managed by the Domain, set to `100` in this "
+"example."
 
 #: ../../reference/concepts/domain_cn.md:40
 msgid "运行以下命令创建 Domain。"
-msgstr ""
+msgstr "Execute the following command to create the Domain."
 
 #: ../../reference/concepts/domain_cn.md:46
 msgid "检查 Domain 是否创建成功。"
-msgstr ""
+msgstr "Check whether the domain name is created successfully."
 
 #: ../../reference/concepts/domain_cn.md:54
 msgid "检查 Domain 相关的 Namespace, ResourceQuota 资源是否创建成功。"
-msgstr ""
+msgstr "Check whether the Namespace and ResourceQuota resources related to the Domain are created successfully."
 
 #: ../../reference/concepts/domain_cn.md:66
 msgid "更新 Domain"
-msgstr ""
+msgstr "Update Domain"
 
 #: ../../reference/concepts/domain_cn.md:68
 msgid "下面以 `alice-domain.yaml` 的内容为例，介绍更新 Domain。"
 msgstr ""
+"The following uses the content of `alice-domain.yaml` as an example to introduce how to update the Domain."
 
 #: ../../reference/concepts/domain_cn.md:84
 msgid "将 `.spec.resourceQuota.podMaxCount` 的值调整为`200`。"
-msgstr ""
+msgstr "Adjust `.spec.resourceQuota.podMaxCount` to `200`."
 
 #: ../../reference/concepts/domain_cn.md:86
 msgid "运行以下命令更新 Domain。"
-msgstr ""
+msgstr "Run the following command to update the Domain."
 
 #: ../../reference/concepts/domain_cn.md:92
 msgid "检查 Domain 相关的 ResourceQuota 资源是否更新成功。"
-msgstr ""
+msgstr "Check whether the ResourceQuota resources related to the Domain are updated successfully."
 
 #: ../../reference/concepts/domain_cn.md:100
 msgid "清理 Domain"
-msgstr ""
+msgstr "Clean up Domain"
 
 #: ../../reference/concepts/domain_cn.md:102
 msgid "下面以 Domain `alice` 为例，介绍清理 Domain。"
-msgstr ""
+msgstr "The following uses the Domain `alice` as an example to introduce how to clean up the Domain."
 
 #: ../../reference/concepts/domain_cn.md:104
 msgid "运行以下命令清理 Domain。"
-msgstr ""
+msgstr "Run the following command to clean up the Domain."
 
 #: ../../reference/concepts/domain_cn.md:110
 msgid "检查 Domain 是否已被清理。"
-msgstr ""
+msgstr "Check if the Domain has been cleaned up."
 
 #: ../../reference/concepts/domain_cn.md:117
 msgid "检查 Domain 相关的 Namespace, ResourceQuota 资源是否还存在。"
-msgstr ""
+msgstr "Check remaining Namespace and ResourceQuota resources."
 
 #: ../../reference/concepts/domain_cn.md:129
 msgid "检查 Domain 相关的 Namespace 是否已添加标记被清理的标签。"
 msgstr ""
+"Check whether the namespace associated with the domain has been marked as cleaned up."
 
 #: ../../reference/concepts/domain_cn.md:137
 msgid "参考"
-msgstr ""
+msgstr "Reference"
 
 #: ../../reference/concepts/domain_cn.md:139
 msgid "下面以 `domain-template` 模版为例，介绍 Domain 所包含的完整字段。"
 msgstr ""
+"The following template `domain-template` illustrates complete Domain field "
+"definitions."
 
 #: ../../reference/concepts/domain_cn.md:162
 msgid "Domain `metadata` 的子字段详细介绍如下："
-msgstr ""
+msgstr "Domain `metadata` subfields are detailed below:"
 
 #: ../../reference/concepts/domain_cn.md:164
 msgid ""
@@ -174,40 +213,61 @@ msgid ""
 "Domain 同名的 `domain-template` Namespace 资源。在 Kuscia 中，通过 Namespace "
 "资源对不同机构用户进行资源隔离。"
 msgstr ""
+"`name`: Specifies the Domain name for privacy-preserving computation nodes (`domain-"
+"template` in this example). The Kuscia controller creates a Namespace "
+"resource with the same name. Namespaces provide resource isolation between "
+"different organizations in Kuscia."
 
 #: ../../reference/concepts/domain_cn.md:166
 msgid "Domain `spec` 的子字段详细介绍如下："
-msgstr ""
+msgstr "Domain `spec` subfields are defined as follows:"
 
 #: ../../reference/concepts/domain_cn.md:168
 msgid "`role`：表示隐私计算节点 Domain 的角色，默认为`\"\"`。支持两种取值：`partner`和 `\"\"` 。"
 msgstr ""
+"`role`: Defines the Domain's role for privacy-preserving computation nodes, defaulting "
+"to `\"\"`. Valid values: `partner` and `\"\"`."
 
 #: ../../reference/concepts/domain_cn.md:169
 msgid ""
 "`partner`：表示外部节点，用在点对点组网模式下的协作方节点。 点对点组网模式下，需要在任务调度方的集群中创建协作方的 "
 "Domain，在创建该 Domain 时，需要将 `role` 的值设置为 `partner` 。"
 msgstr ""
+"`partner`: Indicates an external node acting as a collaborator in P2P "
+"networks. When creating collaborator Domain in the task scheduler's "
+"cluster under this mode, set `role` to `partner`."
 
 #: ../../reference/concepts/domain_cn.md:171
 msgid ""
 "`cert`：表示 BASE64 编码格式的隐私计算节点证书，该证书是配置文件中的 `domainKeyData` "
 "私钥产生的，可以通过[这里](https://github.com/secretflow/kuscia/blob/main/scripts/deploy/generate_cert.sh)的命令生成。在中心化模式场景不需要填充该字段。"
 msgstr ""
+"`cert`: BASE64-encoded certificate generated using the `domainKeyData` "
+"private key from configuration files. Generate using commands from [this "
+"script](https://github.com/secretflow/kuscia/blob/main/scripts/deploy/generate_cert.sh). "
+"Not required in Center mode."
 
 #: ../../reference/concepts/domain_cn.md:172
 msgid ""
 "`interConnProtocols`：表示外部隐私计算节点支持的互联互通作业协议类型，默认为 `\"\"`。支持两种取值：`kuscia` 和"
 " `bfia` 。当前该字段只支持配置一种协议，若配置多个协议，则会选择第一个协议作为互联互通作业的协议类型。未来会支持多种协议。"
 msgstr ""
+"`interConnProtocols`: Specifies interoperability protocols supported by "
+"external privacy-preserving computation nodes, defaulting to `\"\"`. Valid values: `kuscia` and `bfia`. "
+"Currently supports single protocol configuration, with future plans for "
+"multi-protocol support."
 
 #: ../../reference/concepts/domain_cn.md:173
 msgid "`kuscia`：表示该外部节点参与隐私计算任务时，会使用互联互通蚂蚁 `kuscia` 协议运行隐私计算任务。"
 msgstr ""
+"`kuscia`: Indicates the external privacy-preserving computation nodes uses Ant Group's `kuscia` protocol "
+"for privacy-preserving computation tasks."
 
 #: ../../reference/concepts/domain_cn.md:174
 msgid "`bfia`：表示该外部节点参与隐私计算任务时，会使用互联互通银联 `bfia` 协议运行隐私计算任务。"
 msgstr ""
+"`bfia`: Indicates the external node uses China UnionPay's `bfia` protocol "
+"for privacy-preserving computation tasks."
 
 #: ../../reference/concepts/domain_cn.md:175
 msgid ""
@@ -215,40 +275,47 @@ msgid ""
 "数量，当前示例为`100`。相应地，Kuscia 控制器会在 `domain-template` Namespace 下创建名称为 "
 "`resource-limitation` 的 ResourceQuota 资源。"
 msgstr ""
+"`resourceQuota.podMaxCount`: Defines maximum Pod count (`100` in example) "
+"allowed in the Domain-managed Namespace. Kuscia controller creates a "
+"`resource-limitation` ResourceQuota resource in the `domain-template` "
+"Namespace."
 
 #: ../../reference/concepts/domain_cn.md:177
 msgid "Domain `status` 的子字段详细介绍如下："
-msgstr ""
+msgstr "Domain `status` subfields are detailed below:"
 
 #: ../../reference/concepts/domain_cn.md:179
 msgid "`nodeStatuses`：表示隐私计算节点 Domain 下所有 Kuscia Agent 的状态信息。"
 msgstr ""
+"`nodeStatuses`: Displays status information for all Kuscia Agents under the Domain."
 
 #: ../../reference/concepts/domain_cn.md:180
 msgid "`nodeStatuses[].lastHeartbeatTime`：表示 Kuscia Agent 最近一次上报心跳的时间。"
 msgstr ""
+"`nodeStatuses[].lastHeartbeatTime`: Indicates the time when Kuscia Agent last reported a heartbeat."
 
 #: ../../reference/concepts/domain_cn.md:181
 msgid "`nodeStatuses[].lastTransitionTime`：表示 Kuscia Agent 最近一次发生更新的时间。"
 msgstr ""
+"`nodeStatuses[].lastTransitionTime`: Indicates the time when Kuscia Agent was last updated."
 
 #: ../../reference/concepts/domain_cn.md:182
 msgid "`nodeStatuses[].name`：表示 Kuscia Agent 的名称。"
-msgstr ""
+msgstr "`nodeStatuses[].name`: Indicates the name of the Kuscia Agent."
 
 #: ../../reference/concepts/domain_cn.md:183
 msgid "`nodeStatuses[].status`：表示 Kuscia Agent 的状态。支持两种取值 `Ready` 、`NotReady` 。"
 msgstr ""
+"`nodeStatuses[].status`: Indicates the status of Kuscia Agent. Supports two values: `Ready` and `NotReady`."
 
 #: ../../reference/concepts/domain_cn.md:184
 msgid "`Ready`：表示 Kuscia Agent 状态正常。"
-msgstr ""
+msgstr "`Ready`: Indicates that the Kuscia Agent status is normal."
 
 #: ../../reference/concepts/domain_cn.md:185
 msgid "`NotReady`：表示 Kuscia Agent 状态异常。"
-msgstr ""
+msgstr "`NotReady`: Indicates that the Kuscia Agent status is abnormal."
 
 #: ../../reference/concepts/domain_cn.md:186
 msgid "`nodeStatuses[].version`：表示 Kuscia Agent 的版本。"
-msgstr ""
-
+msgstr "`nodeStatuses[].version`: Indicates the version of Kuscia Agent."
diff --git a/docs/locales/en/LC_MESSAGES/reference/concepts/index.po b/docs/locales/en/LC_MESSAGES/reference/concepts/index.po
index 292dbce22..aad3744c0 100644
--- a/docs/locales/en/LC_MESSAGES/reference/concepts/index.po
+++ b/docs/locales/en/LC_MESSAGES/reference/concepts/index.po
@@ -19,5 +19,5 @@ msgstr ""
 
 #: ../../reference/concepts/index.rst:2
 msgid "Kuscia 概念"
-msgstr ""
+msgstr "Kuscia Concepts"