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vacuum

美音:[´vækjum ]点这儿播放单词美音发声
英音:[´vækjum ]点这儿播放单词英音发声
n.真空,空间,真空吸尘器 adj.真空的,产生真空的,利用真空的 vt.用真空吸尘器打扫

难易程度:

vacuum为短语/超纲词汇   词频:5708

词形变化:

名词复数:vacuums 动词过去式:vacuumed 过去分词:vacuumed 现在分词:vacuuming 第三人称单数:vacuumes

词根

vac,van,void=empty(空的)

近义词, 同义词

相关词

clean  sweep  void    

vacuum


/'vækjʊəm; `vækjuəm/
n (pl 复数作 ~s or, in scientific use, 科技用语复数作 vacua / -jUE; -jJE/)
1 (a) space that is completely empty of all matter orgas(es) 真空.
(b) space in a container from which the air has been completely or partly pumped out (容器的)真空状态
*create a perfect vacuum 形成完全的真空状态.
2 (usu sing 通常作单数) (fig 比喻) situation or environment characterized by emptiness (情况或环境的)空洞状态
*There has been a vacuum in his life since his wife died. 他妻子去世後他的生活很空虚.
3 (infml 口) = vacuum cleaner.
4 (idm 习语) in a `vacuum isolated from other people, facts, events, etc 与其他的人、事等脱离或隔绝
*live, work, etc in a vacuum 在与外界隔绝的环境中生活、工作等.

v [I, Tn, Tn.p] ~ sth (out) (infml 口) clean (sth) with a vacuum cleaner 用真空吸尘器清扫(某物)
*vacuum the stairs, carpet 用吸尘器清扫楼梯、地毯等
* vacuum (out) the car 用吸尘器打扫汽车.
1. But when you live alone, the temporary absence of your friends and acquaintances leaves a vacuum; they may never come back.
    但如果你单独居住,那么朋友或熟人的暂时离别会使你感到空虚,也许他们永远也不会回来了。

2. When lights fuse, furniture gets rickety, pipes get clogged, or vacuum cleaners fail to operate,
    每当电灯保险丝烧断、家具榫头松动、管道堵塞、吸尘器不动时,

3. There has been a vacuum in his life since his wife died.
    他妻子去世后他的生活很空虚.

4. That leaves private industry — computer, phone, and cable companies — to move into the vacuum left by the government's absence.
    这就使得私人企业 -- 电脑公司、电话公司、有线电视公司 -- 得以填补由于政府无法顾及所留下的空缺。

5. He sold the idea, now called a vacuum cleaner(真空吸尘器), to a man named William H. Hoover. The company is still making Hoover vacuums and we're a little bit cleaner for it.
    他把这项现在叫做真空吸尘器的发明卖给了一个叫威廉·H·胡佛的男子。他的公司至今仍在制造胡佛牌真空吸尘器,我们的环境也因此而变得干净些了。

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