sit in

D.J.:[ˈsɪtˌɪn] K.K.:[ˈsɪtˌɪn]

照看
- He sits in with the patients while the nurse has a rest.
  
  在护士休息时, 他照看病人。
代替
- I shall sit in for you while you go to the shops.
  
  你去商店时我会替你的。
静坐示威
- In protest against the wages cut, the workmen decided on sitting in at the factory.
  
  为了抗议降低工资, 工人们决定在工厂里静坐示威。
出席, 列席
- We're having a conference and we'd like you to sit in.
  
  我们将举行一次会议, 希望你来旁听。
- Though he had no vote, he was allowed to sit in on the conference.
  
  虽然他没有选举权, 但让他列席了会议。

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