vacuum

/''vækjuәm/ uk　 词频 #4930

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vacuum 是什么意思

中文释义

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

英文释义

n. the absence of matter

n. a region that is devoid of matter

n. an electrical home appliance that cleans by suction

v. clean with a vacuum cleaner

vacuum 的真实例句

以下例句摘自真实英文文章，看看 vacuum 在自然语境里怎么用：

Yu Hao has gone from trying to out-power a Dyson vacuum to trying to build, well, everything.

—— First vacuums — then the world

Having completed space vacuum and temperature tests, the observatory only has a few assays left.

—— NASA’s Nancy Grace Roman Space Telescope will launch in September

Dreame’s vacuums are good products, and Yu’s intelligence and ambition appear real.

—— First vacuums — then the world

The interaction generates a green glowing plasma and a purple harmonic beam that contains extreme coherent light fields suitable for quantum vacuum studies.

—— Laser-plasma 'mirror' unlocks a new path to extreme light intensities

词形变化

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