调查人员发现地下管道已是严重腐蚀的。

The investigators found that the underground pipes were badly corroded.

《柯林斯英汉双解大词典》

他们最近铺了一条地下管道。

Recently they have laid an underground pipeline.

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在企业的控制下管理业务规则。

Are managed under the control of the business.

youdao

And what is inside the gas discharge tube is gas at low pressure.

气体放电管里,有处于低压下的气体。

麻省理工公开课 - 固态化学导论课程节选

But a point I'm trying to make is, it sounds like anymore computers have gotten so blazingly fast, why should you worry about it?

但是这里我要讲的一点是，在任何一台计算机,都能这么快的运算的情况下，我们还管效率这个问题干嘛呢？

麻省理工公开课 - 计算机科学及编程导论课程节选