Jacketed pump
[化] 夹套泵
🧩 词语组成解析
a. 有套的；备有夹套的
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
What's your major?
你是什么专业的？
So I made a mistake, big deal!
我真是错得离谱了。
When I was a teenager, I felt that I was just young and uncertain --
我十几岁时，总感到自己年轻，有些事拿不准 --