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
He is a college drop-out.
他从大学辍学半途而废。
We have a lot of invitation cards, but they are all for the same date.
我们接到了许多请帖，但是上面的日期却全都是同一天。
but as yet there is no overwhelmingly specialized patronage.
确实如此，但并没有特别的优待。