Density current
[化] 异重流
🧩 词语组成解析
🗣️ 情景例句
Do you want to sit by the window?
想靠窗坐吗？
A borrowed cloak does not keep one warm.
借来的斗篷不暖身。
There are many things to be learnt when you start working.
开始工作时，你有许多东西要学。