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
Why do you consider yourself qualified for this job?
为何你认为你自己符合这职位的资格？
The student felt very shy as he stood in front of the class.
那个学生站在大家的跟前时，感到非常难为情。
He fell behind with his work.
他工作落后了。