stand in

名词 stand in:

1. someone who takes the place of another (as when things get dangerous or difficult)
   同义词：stand-in, substitute, relief, reliever, backup, backup man, fill-in

动词 stand in:

1. be a substitute
   同义词：substitute, sub, fill in

1. People had to stand in a queue for hours to buy a ticket.
   人们买票得排几小时的队。
2. Stand in a horseshoe facing me.
   面向我排成半圆形站著。
3. The students all stand in line to get their new books.
   学生们排队取新书。
4. Don't stand in the way.
   闪开，别挡道。
5. The supervisor is going away for a week and I have to stand in for her.
   主管人打算离开一个星期，因此我得代替她的工作。
6. He said he would stand in for me any time.
   他说他随时都愿意来代替我。