Hand pump
[化] 手动泵; 手摇泵
🧩 词语组成解析
hand
[hænd]
n. 手;协助，帮助;（工具等的）把，柄;掌管;
vt. 传递，交给;搀扶;支持;
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
Won't you be busy?
你不是有事吗？
How ofter did I tell you to sit straight?
我告诉你多少次要坐正?
Is that all? He doesn't say very much,does he?
就这些吗？他没写许多，是吗？