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
You're right. We've earned it.
你说得对，我们有这样做的权利。
You'll fall, if you don't take care.
你不专心的话，就会跌倒。
Did you know that Stone ended up marrying his secretary?
你知道吗？斯通最终和他的秘书结婚了。