Injection pump
[化] 注射泵; 喷射泵; 射流泵
🧩 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
We haven't had any complaint of this kind. Is there any evidence.
我们还从未听过这样的抱怨。有什么证据呢？
Really? I was introduced to her just last weekend.
真的？上周末我才被介绍给她。
William S.hart was, perhaps, the greatest of all Western stars, fro unlike Gary Cooper and John Wayne he appeared in nothing but Westerns.
威廉。哈特大概是美国西部电影明星中的佼佼者。他和加里。 古柏、约翰。韦恩不同，他只在西部电影中扮演角色。