Monoscience
单项学科; 专论; 专门学科
🗣️ 情景例句
get some background on the job.
了解这项工程的一些背景。
The hardest thing to learn is to be a good loser.
最难学的一点是做一个输的起的人。
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。