Sprengel pump
[化] 高真空泵
?? 詞語(yǔ)組成解析
pump
[p?mp]
n. 抽水機(jī);打氣筒;泵;輕軟舞鞋;
v. 用泵輸送 ;涌出;急速搖晃;盤(pán)問(wèn);
??? 情景例句
That's great! Terrific!
那太好了！ 太棒了！
Are you sure this is where we are to meet them?
你確定要在這個(gè)地方和他們碰頭嗎？
Are there any jobs which women don't do?
有婦女不干的工作嗎？