A: Why are you walking to and fro in the room?
為什么一直在房間里走來走去的?
B: I’m worrying about the children. After all this is the first time they have been out without us.
我為孩子們擔心。畢竟他們是第一次離開我們,走出家門。
A: Don’t worry. They are grown-ups.
別擔心了,他們已經長大了。
B: I know. But I couldn’t help.
我知道,但是我忍不住。