跟艾米莉一起學口語 第56期:來來回回

back and forth 來來回回；反覆

例句：
He walked back and forth in the room, thinking about the problem.
他在屋裏來回走動，思考着問題。
Don't say this back and forth, I know how to do.
不要反覆說這個，我知道該怎麼做。

A:Please don't go back and forth, I'm doing my homework.
請不要來回走動，我在寫作業。
B:Oh, I'm sorry, I didn't notice that you were doing your homework.
哦，對不起，我沒注意到你在寫作業。