英语释义

1. separated from outside events or influences
The group was operating in a vacuum, cut off from the rest of the world. The city's riots did not happen in a vacuum. They were caused by recent political events.

片语

quantum fluctuation in a vacuum空中的量子涨落

But In A Vacuum但在一个真空

living in a vacuum立入禁止

Caught here in a vacuum在这份空虚中无法挣脱

英汉例句

• Special relativity is also based on a second assumption that gives the speed of light - 186, 000 miles per second (300 million meters per second) - in a vacuum a special status.

  狭义相对论也奠基于它的第二个假设：他所设定的真空中光速为每秒186,000英里(每秒300,000千米)有它的特殊地位。

• They placed a rigid chain of carbon atoms, just tens of atoms long, in a vacuum chamber and streamed 425 volts through the sample.

  他们把一个只有十几个碳原子的刚性碳链置于真空室中，并对样品施加425v的电压。

• Such ultra-precise clocks are based on the quick vibrations of a single aluminum ion, an atom that has lost one electron, held in a vacuum and confined by electromagnetic fields.

  如此极其精确的时钟是建立在单一铝离子的快速振动，铝离子就是包含在真空中受电磁场约束的失去一个电子的原子。

• These different offshoots sprung out of the belief that gender does not exist in a vacuum and must be examined in the context of race and class in society.

  这些分支是从这个信念产生的，即：社会性别不是存在于真空之中，而是需要在社会的种族与阶级中予以审视。

• So it has to be refined, forged, welded, and cast in a vacuum or under inert gas, an expensive process.

  因此，钛的熔炼需要发生在真空中或者惰性气氛之中，也正因为此，熔炼过程很昂贵。

• The oscillatory phase of the electromagnetic wave doesn't even advance such as in a vacuum — this is what we term a zero-phase delay.

  电磁波的震蕩甚至不像在真空中那样前进了。这就是我们称之为零相位表现。

• Each of its Generation 4 flywheels features a 2, 500-pound rotor mounted on magnetic bearings and sealed in a vacuum to create a near-friction-free environment.

  每台Generation4的飞轮都在2500磅的转子上装有磁性轴承，并且密封在真空中，以此制造出一种几乎不产生摩擦的运转环境。

• Programs never really work in a vacuum — a program that is secure in one environment may be insecure in another.

  程序实际上不会在真空中工作-在某个环境中是安全的程序可能在另一个环境中就不安全了。