vacuum中文什么意思

n.
(pl. vacuums, vac-ua )
1.真空；空处，空虚，空白。
2.〔美口〕吸尘器(＝ vacuum cleaner)。
+更多解释...短语和例子
a low [partial] vacuum低度[未尽]真空。 feel a vacuum in the lower regions 〔戏谑语〕觉得饿。vi.,vt.
〔美口〕
1.用吸尘器扫除。
2.用真空干燥机干燥。adj.
1.真空的。
2.用以产生真空的。
3.利用真空的。vt.
-ize
1.在…内造成真空。
2.用真空装置打扫[干燥]。
3.真空包装。

• in vacuum:    真空中
• low vacuum; fore-vacuum:    低真空
• vacuum dryer =vacuum drier:    真空干燥器

例句与用法

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1. The mixture is then distilled in vacua .
   然后混合物进行真空蒸馏。
2. No vacuum or picture tubes were broken .
   真空管或显影管都未破碎。
3. The whole apparatus operates under high vacuum .
   整个装置在高真空下运转。
4. The vacuum valve opens to admit air .
   真空阀开启以补充空气。
5. Into the vacuum came the new york conservative party .
   取而代之的是纽约的保守党。

英文释义

名词

1. an electrical home appliance that cleans by suction
   同义词：vacuum cleaner
2. a region that is devoid of matter
   同义词：vacuity
3. an empty area or space; "the huge desert voids"; "the emptiness of outer space"; "without their support he''ll be ruling in a vacuum"
   同义词：void, vacancy, emptiness
4. the absence of matter
   同义词：vacuity

动词

1. clean with a vacuum cleaner; "vacuum the carpets"
   同义词：vacuum-clean, hoover

百科释义

Vacuum is space that is empty of matter. The word stems from the Latin adjective vacuus for "empty" or "void".