Primer pump
[化] 起动泵
🧩 词语组成解析
primer
['praimə]
n. 底漆;启蒙读本;入门书;
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
The book impressed a lot of people.
那本书在很多人心中留下深刻印象。
Call information for the number.
打查号台查询电话号码。
Glancing at the bits of wood and metal that lay around him,
年轻人看了一眼周围的碎木片和碎金属片，