Hyvac pump
[化] 海瓦克真空泵
🧩 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
I wish the weather was like this all year.
我希望整年都是这样的天气。
Where there is life, there is hope.
生命不息，希望常在。
Two men who recently spent five days on a coral island wished they had stayed there longer.
最近有两个人在一座珊瑚岛上呆了5天，他们真希望在那儿再多呆一些日子。