vacuum是什么意思音标:英 [ˈvækjuəm]美 [ˈvækjuəm]
n. 真空, 空间, 真空吸尘器
a. 真空的, 产生真空的, 利用真空的
vt. 用吸尘器打扫
n. the absence of matter
n. a region that is devoid of matter
n. an electrical home apppance that cleans by suction
v. clean with a vacuum cleaner
vacuum的用法和例句：
1.Then, they put packing tape over each end of the tube and they use a vacuum to draw a full vacuum in that tube.
然后在管子两端贴上胶带 用真空吸尘器吸空管子里的空气
2.A man pushes a vacuum cleaner with a force of 70 newtons at a 45degree angle and moves the vacuum cleaner a distance of five meters.
一个男人用70牛顿的力 以45度角推吸尘器 将吸尘器 推动了五米
3.And they were not here to sell vacuums.
而且他们来也不是为了推销吸尘器
4.Watched a couple when I was vacuuming.
我在用吸尘器的时候已经看了几集了
5.These things don't happen in a vacuum.
不会有人凭空想做这种事的
6.No one's vacuumed under here for months.
这里都几个月没人打扫过了
7.You did not vacuum your bed for nothing.
吸尘器没白用 你的床能派上用场
8.And I doubt very, very much that you did that by yourself, that you did that in a vacuum.
而且我十分怀疑那是不是你自己的主意 你做那事时大脑是一片空白吗
9.This is about your... compulsive vacuum of need.
是你的... 性需求
10.The guy is the definition of a vacuum.
这家伙是出了名的吸粉狂魔