Sewage pump
[化] 污水泵
🧩 词语组成解析
sewage
['sju(:)idʒ]
n. （下水道里的）污物;下水道;污水;
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 have just begun to learn and my serve isn't very good.
我刚刚开始学习，发球不太好。
Even Homer sometimes nods.
人非圣贤，孰能无过。
It's just our policy.
这只是公司的政策。