Multiline_Flush param meaning

[freesinger]

In section Old Multiline Configuration Parameters, the parameter Multiline_Flush with description Wait period time in seconds to process queued multiline messages.
If the log to be collected is periodically generated every 15s, multiline logs may be cut into 2 pieces. For this situation, is Multiline_Flush can be set to a duration greater than 15s to prevent fluent-bit treat the later piece of multiline logs as brand new logs?