Backing pump
[化] 前级泵
🧩 词语组成解析
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
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 told you you'd like it. I've been doing this for years.
我告诉过你你会喜欢的。我多年来一直从事这项活动。
How many cans are you going to take?
你要拿几罐？
Yes, do that. I'll stay here with the girl.
好的，去吧。我留在这儿。