Manual pump
[化] 手动泵
🧩 词语组成解析
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
What do you recommend?
有什么建议？
Have they developed a new method of transportation yet?
他们已经开发了新的运输方法了吗？
What did he do?
他是干什么的？