Vane pump
[化] 叶片泵; 滑片泵
🧩 词语组成解析
n. 风向标, 风信旗, 变化不定的事物\\n[机] 轮叶, 叶
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
It's a real problem, Robbie.
这确实是个问题 Robbie。
I asked him to lend me a book , but he wouldn't.
我请他把书借给我，但是他不肯。
How long have you worked in this factory?
你在这家工厂工作有多长时间了？