尽可能保证撤消和恢复的能力应明确与用户当前环境相关，而不是与更早前环境相关。

As much as possible, the undo and redo capability should be clearly related to the user's immediate context, and not to an earlier context.

youdao

尽可能保证撤消和恢复的能力应明确与用户当前环境相关，而不是与更早前环境相关。

As much as possible, the undo and redo capability should be clearly related to the user's immediate context, and not to an earlier context.

youdao