Heliumshield
氦保护
🗣️ 情景例句
The wind's really howling today.
今天风刮的真凶。
How many workshops are there in your factory?
你们厂有多少车间？
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，