Reversing pump
[化] 换向泵
🧩 词语组成解析
a. 回动的\\n[化] 换向
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
Good day also to you.
再见！
When was the last time he wrote you ?
他给你写最后一次是什么时候？
'I needn't remind you of that terrible tie you bought yesterday.'
“我也不必提醒你昨天买的那条糟糕透了的领带。”