Emergency pump
[化] 备用泵; 紧急备用泵; 事故应急泵; 危急排水泵
🧩 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
Where's the campus cafeteria?
校园的食堂在哪儿？
Fortune knocks once at least at every man's door.
人人都有鸿运高照之日。
Do you see the big gate over there?
你看见那边的大门了吗？