Geared pump
[机] 齿轮传动泵
🧩 词语组成解析
a. 齿轮传动的, 变速螺旋桨
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 have been talking to a group of salesmen
我一直在与一群推销人员谈话
It's been a long time.
好久不见了。
As it was extremely heavy, he dumped it on the counter.
布袋很沉，他重重地把布袋扔在柜台上。