Combination pump
[化] 复合泵
🧩 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
Keep out of what doesn't concern you.
不关你的事不要插手。
I go out for lunch at about 12:30.
我在大约12:30去外面吃午餐。
The factory has been there for several years.
这家工厂在那儿已有好几年了。