So in the daily work life, we clean the engine is also essential.

那么在日常用车生活中，我们对发动机的清洁工作也是必不可少的。

youdao

The regular expression engine has a simple and clean interface, which basically requires you to learn two new classes and one new interface.

该正则表达式引擎有一个简单且清晰的接口，它主要要求您了解两个新类和一个新接口。

youdao

The inside is more complicated for this car. What is the green button for? Can it be responsible for environmental tips helping the car engine stay clean?

这辆车的内部更加复杂一些。那个绿色的按钮是干什么的呢？他能够对于车子的环保性能负责吗？他能让车子的引擎更加干净吗？

youdao

Many seller of flooded cars will steam clean the engine compartment but usually forget to wipe down afterwards.

FORBES: Following Hurricane Sandy, Here's How To Avoid Buying A Flood Damaged Car; Don't Get Soaked

The top half and the control panels are clean, but the engine room and cabin were submerged after a hurricane punched a hole through the fiberglass hull.

FORBES: Boat Bargain

He said the Bridgend plant will be the sole global source of the clean energy engine and it was a "real feather in the cap" for Wales.

BBC: ?70m investment for Ford factory