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
and there's one person I haven't photographed in a long time.
而有一个人我已经很久没为她拍照了。
Opportunity seldom knocks twice.
机不可失，失不再来。
Stop complaining!
别发牢骚！