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
Can I help?
要我帮忙吗？
Marriage is a lottery with more blanks than prizes.
结婚如同摸彩票，空票多而中票少。
While this was going on, Mr.Taylor was upstairs.
这开始发生时，泰勒先生正在楼上。