Trigonum
三角, 三角区
🗣️ 情景例句
Yup. Forty-three years.
是的。四十三年。
They are more interested in profit than beauty or health.
他们对于利益比美丽或健康更感兴趣。
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，