Reserv(ed) pump
[化] 备用泵
🧩 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
I am sorry. I am not free right now.
对不起，我现在很忙。
It was a real pleasure for me to do it.
我很乐意这样做。
The other side of the picture is quite the opposite.
另一种想法恰恰相反，