地道英语口语 来来回回

A: Why are you walking to and fro in the room?

为什么一直在房间里走来走去的？

B: I ’ m worrying about the children. After all

this is the first time they have been out without us.

我为孩子们担心。毕竟他们是第一次离开我们，走出家门。

A: Don ’ t worry. They are grown-ups.

别担心了，他们已经长大了。

B: I know. But I couldn ’ t help.

我知道，但是我忍不住。

地道表达

【地道短语】to and fro

【解词释义】该习语的意思是 " 来来回回 "。To-and-fro 是其名词形式，意思是 " 来来回回的运行 "。

【支持范例】He was bowing to and fro.

他一个劲儿地点头哈腰。

Those boats are prepared for waftage to and fro.

那些船舶是准备用来来回运送货物的。

Trucks and cars were shuttling to and fro on the highways.

公路上卡车和汽车正来往奔驰穿梭。

She swung to and fro on the swing.

她在秋千上摆来摆去。