| 释义 |
vacuum
[英] [ˈvækjuəm]
[美] [ˈvækjʊm]
[名] 真空；空虚
[形] 真空的
[动] 用真空吸尘器打扫
词频排名 7875/55435
学习人数 74892
难度等级 7/10
认知比例 34.83%
例句
Vacuum-packed foods
真空包装的食品（出自:老蒋英语二 P135 ）
Last week his firm was busy vacuuming up data bits from the far corners of the world
（考研）上周他的公司正忙于从全世界偏僻角落收集零散信息。
Her death left a vacuum in his life.
她的去世给他的生活留下一片空虚。
助记
词根
vac- → 空 vacuum n.真空; vacation n.假期 vacate v.空出; vacant adj.空虚的
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