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
for a total of sixteen points.
她一共得十六分。
A handful of common sense is worth bushel of learning.
一点小常识常胜过很多有价值的学问。
You mustn't come home late.You must be home at half past ten.
你不准回家太晚，你必须在10点半到家。