Sprengel pump
[化] 高真空泵
🧩 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
This is a lovely two-bedroom house in your price range.
这一栋可爱房子有两间卧室， 在你们价格范围内。
She is timid and completely at a loss what to do.
她羞臊得不知所措。
But the market prices are changing frequently.
但是市场价格随时都在变化。