I'll call a taxi in case of need.

如果需要的话，我会叫出租车的。

youdao

Take a spare tyre along in case of need.

带只备用轮胎去，以备不时之需。

youdao

In case of need, we are happy to provide a copy of the data.

在需要的情况下，我们乐于提供这些资料的副本。

youdao

It may be the case that he can go to the peoples of Europe and say, 'Hey,this is what we need,'".

VOA: standard.2009.03.31

I think this is a case where they need help, not deserve it, but I think, again, if you had a certain level of requirements to meet sustenance, you're gonna need help, like, if you don't have food or a place to live, that's a case of need.

我认为这个例子中，他们需要帮助，但并不他们是应得的，不过我认为，如果你在一定程度上需要他人救助以维持生计，你就需要别人的帮助，比如，如果你没东西吃，没地方住，这才是需要帮助。

耶鲁公开课 - 公正课程节选

And in this case we have three choices here in terms of what's going to be in the middle, so we need to decide that first.

而这种情况下对于哪个原子,在中间我们有三种选择，这是我们首先要确定的。

麻省理工公开课 - 化学原理课程节选

Your spouse could possibly gain access to the bypass trust in the case of reasonable financial need, but why tempt fate?

FORBES: Magazine Article

California has thousands of Guard troops in Iraq and might need them in case of earthquakes, floods or other emergencies, he said.

NPR: Bush Calls for Troops, Funds to Secure Border

Some wanted to cash in on the notoriety of the case, others were drunk or in need of psychiatric help, and one man, looking for his wife, confessed as he thought he would get his face in the paper and subsequently find his wife.

CNN: Famous cold cases: Police nemeses, tabloid fodder