You probably won't need to call—but take my number, just in case.
你很可能无需打电话，不过还是记下我的电话号码吧，以防万一。
She had had the foresight to prepare herself financially in case of an accident.
她有先见之明，经济上作了准备以防万一发生事故。
We'd better leave now, just in case.
我们最好现在离开，以防万一。
I had my camera ready, just in case I saw something that would make a good picture.
我把照相机准备好，万一看到什么值得拍的就可以拍下来。
Before you set out, always get warm clothes and raincoats ready, just in case! Even experienced travelers get lost.
出发前，一定要准备好暖和的衣服和雨衣，以防万一！即使是有经验的旅行者也会迷路。
Then, make sure you have a good discussion about the best course of action to take in case of emergency—make sure everyone is clear about what to do and who to call.
然后，确保你们就紧急情况下的最佳行动方案进行了充分的讨论——确保每个人都清楚该做什么以及该给谁打电话。
It may rain; you'd better take an umbrella just in case.
可能下雨，拿把伞吧，以防万一。
You should keep a first-aid kit in your home just in case there is an accident.
你应该在家里放一个急救箱，以防发生事故。
He left the door ajar in case I needed him.
他微开着门以便我找他。
You'd better take the keys in case I'm out.
你最好带上钥匙以防我不在家。
She said nothing in case her temper slipped out of gear.
她什么都没说，免得按捺不住情绪。
He kept his voice low-pitched in case someone was listening.
他压低声音，免得旁人听见。
It would be safer to take more money with you in case of emergency.
多带点钱保险些，以防急用。
If possible keep a spare pair of glasses accessible in case your main pair is broken or lost.
如有可能留一副备用眼镜以防你常用的那副打碎或丢失。
You have work to do tomorrow, so drink less in case you oversleep.
你明天还有事要做，少喝点酒才不会睡过头。
I guess we've already talked about this but I'll ask you again just in case.
我想我们已经讨论过了这个问题，但为保险起见，我再问你一次。
Take your raincoat in case it should rain.
带上你的雨衣以防下雨。
You'd better take an umbrella just in case of rain.
以防下雨，你最好带把伞。
It was considerate of Michael to inform us of his delay in case we got worried.
迈克尔考虑得很周到，他把会迟到的事情告诉了我们，以防我们担心。
My mother would usually sew my name on my school uniform in case others take it by mistake.
我妈妈通常会在我的校服上绣上我的名字，以防别人错拿了。
There's been no decision yet on what the drinks are going to be but I hope they decide soon in case we need to order something special.
我们还没有决定要喝什么饮料，但我希望他们尽快决定，以防我们需要点一些特别的东西。
Even those artists who were most dependent on photography became reluctant to admit that they made use of it, in case this compromised their professional standing.
即使是那些最依赖摄影的艺术家也不愿意承认他们利用了摄影，以免损害他们的专业地位。
It's a good idea to choose an alternative destination in case your first-choice tourist spot is not available.
如果你首选的旅游景点去不成的话，选择一个替代目的地是个好主意。
I like to keep a few envelopes about in case I need them.
我喜欢在手头留存一些信封，以备不时之需。
Please keep an eye on the stove in case the milk boils.
劳神照料炉上的牛奶，别沸溅了。
Bring two pens — just in case.
带两支笔以备万一。
Take an umbrella in case of rain.
带把伞去，以防下雨。
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