vacuum
美 ['vækjum]
英 ['vækjʊəm]
- n.真空；真空状态；空虚；空白
- adj.真空的；用以产生真空的；利用真空的
- v.用真空吸尘器清扫
- 网络真空度；用吸尘器打扫；负压
第三人称单数：vacuums 现在分词：vacuuming 过去式：vacuumed
vacuum
显示所有例句
1. | 真空a space that is completely empty of all substances, including all air or other gas |
a vacuum pump(= one that creates a vacuum ) 真空泵 | |
vacuum-packed foods(= in a package from which most of the air has been removed) 真空包装的食品 |
2. | [ususing] 真空状态；空白；空虚a situation in which sb/sth is missing or lacking |
His resignation has created a vacuum which cannot easily be filled. 他的引退造成了难以填补的空白。 |
3. | [ususing] （用真空吸尘器所做的）清洁，清扫the act of cleaning sth with a vacuum cleaner |
to give a room a quick vacuum 用吸尘器把房间迅速清扫一下 |
IDM
This kind of decision cannot ever be made in a vacuum. 这种决定绝不能脱离实际。 |
in a vacuum
与世隔绝；脱离实际existing separately from other people, events, etc. when there should be a connection
This kind of decision cannot ever be made in a vacuum. 这种决定绝不能脱离实际。 |