Wing pump
[化] 叶轮泵
🧩 词语组成解析
wing
[wiŋ]
n. 翅膀，翼;飞翔;派系，派别;
vi. 飞行;
vt. 为…装上翼;使或使能飞行;飞过;
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
I'm sorry, I didn't mean to bother you.
对不起，真不想打扰你。
I mean what I say.
我说话算数。
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？