Gerar pump
[机] 齿轮泵
🧩 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
Designing dresses is a career
设计时装是一种职业
You're sure of passing the exam if you work hard.
只要用功，主汪定能考及格。
Early next morning, she saw a light ahead.
第二天凌晨，她看到前方有灯光，