Fluid mechanics
[计] 流体力学\\n[化] 流体力学
🧩 词语组成解析
🗣️ 情景例句
There are three things that have to be done first, Harry.
首先我们必须做三件事， Harry。
Give me someone who can speak English.
找一位能讲英语的人来。
A girl came in and put an envelope on his desk.
一个姑娘走了进来，把一个信封放在了他桌上。