動詞 in case:

1. enclose in, or as if in, a case
   同義詞：encase, incase, case

副詞 in case:

1. if there happens to be need
   同義詞：just in case

1. The doctor asked us to call him during the night except in case of necessity.
   醫(yī)生吩咐我們，除非必須，否則不要在夜里叫他。
2. Write the telephone number down in case you forget.
   把電話號碼寫下來以免忘了。
3. In case (=If) I forget, please remind me.
   萬一我忘記，請?zhí)嵝盐摇?/div>
4. In case of rain, they can't go.
   萬一下雨，他們就不能去了。
5. In case that he leaves, please inform me.
   如果他離開，請通知我。
6. It may rain you'd better take an umbrella (just) in case (it does).
   可能下雨--你最好帶把傘，以防萬一(下起來).
7. In case you need something, please don't hesitate to let me know.
   如果你需要什么東西，請不客氣地對我說。
8. We have an auxiliary generator in case of power cuts.
   我們有一臺萬一斷電時(shí)使用的備用發(fā)電機(jī)。