复原引擎会追踪异动，并建立包含异动的单一复原单位。

The undo engine tracks transactions and creates a single undo unit that encompasses a transaction.

youdao

复原引擎会追踪异动，并建立包含异动的单一复原单位。

The undo engine tracks transactions and creates a single undo unit that encompasses a transaction.

youdao