Variable delivery pump
[化] 可变排量泵
🧩 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
You may be the next Ansel Adams and not even know it.
你或许是第二个Ansel Adams而不自知呢。
A cat has nine lives.
猫有九条命。
I'm sure we can get you a great deal.
我很肯定我们可以帮你做成一笔好交易。