Fix @bind:after description (#34128)

Author: guardrex

aspnetcore/blazor/components/data-binding.md

@@ -158,7 +158,7 @@ Razor attribute binding is case-sensitive:
 
 :::moniker range=">= aspnetcore-7.0"
 
-To execute asynchronous logic after binding, use `@bind:after="{EVENT}"` with a DOM event for the `{EVENT}` placeholder. An assigned C# method isn't executed until the bound value is assigned synchronously.
+To execute asynchronous logic after binding, use `@bind:after="{DELEGATE}"`, where the `{DELEGATE}` placeholder is a C# delegate (method). An assigned C# delegate isn't executed until the bound value is assigned synchronously.
 
 Using an [event callback parameter (`EventCallback`/`EventCallback<T>`)](xref:blazor/components/event-handling#eventcallback) with `@bind:after` isn't supported. Instead, pass a method that returns an <xref:System.Action> or <xref:System.Threading.Tasks.Task> to `@bind:after`.