Helicoidal pump
[化] 螺旋泵
🧩 词语组成解析
n. 螺旋面
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
He's a little quiet.
他有点沉静。
A wilful man will have his way.
有志者是竟成。
Oh, hello, Jim. Glad to see you again. How are you?
啊，你好，吉姆。很高兴又见到你。你好吗？