Mascon
n. 质量密集
🗣️ 情景例句
You're a big boy.
你是个大孩子了。
It might be, I suppose.
我想可能是这样。
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，