The motion of waves conresponds to contraction of cold source and expand of heat source.

换句话说，几率波在冷源区是收缩的，在热源区是扩散的。

youdao

Once again, turmoil on Wall Street doesn't necessarily translate to contraction on Main Street.

再一次，华尔街的动荡不一定会在市井街巷（Main Street）转化成紧缩。

youdao

I don't think the contraction is dramatic enough that we're not going to continue to see most really strong ideas will get funded and reasonably well funded.

我不认为订立合同就完全足够了,合同不会让创新的想法涌现,或是得到很好的投资和支持。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

Don't is a contraction and it refers to "Do not."

on't是一个缩写，它指“Do not.”

Don't 课堂 - SpeakingMax英语口语达人

They say with the contraction in Venture Capital doesn't mean we're not going to get good solutions to the business problems we face.

他们认为风险投资上的契约并不意味着,能有好的方式来解决面临的商业困难。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

We have seen economic growth, as opposed to contraction, for quarter after quarter after quarter.

WHITEHOUSE: Press Briefing

These figures suggest the economy is close to contraction.

BBC: Poor market conditions hit Scottish firms

It is certainly fair to expect some near-term contraction in profits especially after coming off decade-high peaks, but I think investors are foolish to expect that contraction to be permanent.

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