undo

If you make a mistake while typing, just press Ctrl+Z to undo it.

(Chinese) 如果你在打字时犯了错，只需按Ctrl+Z即可撤销。

The 'undo' button is a life-saver when you accidentally delete a paragraph.

(Chinese) 当你误删了一个段落时，“撤销”按钮简直是救命稻草。

The child struggled to undo the knots in his shoelaces.

(Chinese) 孩子费力地解开鞋带上的结。

Wait a moment while I undo the heavy latch on the gate.

(Chinese) 等一下，我来解开大门上沉重的闩锁。