Slipslip
滑移
🗣️ 情景例句
That's like closing the gate after the horse has bolted.
那无异于马后炮。
I have no other choice.
我别无选择。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）