Sterile means completely clean and free of bacteria.

无是指完全清洁没有细。

A newborn's lungs start out sterile and then become colonized by microbes.

新生儿的肺刚开始是没有被污染的，有微生物进驻。

We are immovably numb and sterile.

我们陷入了无止的麻木。

But those settings can be sterile and clinical.

但这些可能十分呆板，毫无感情。

If you're going to hit the moon it should be with something that is biologically fairly sterile.

如果要撞上月球，应该会携带几乎无的东西。

When we do rocket to the Red Planet, it'll be impossible to keep our spacecraft completely sterile.

我们向火星发射火箭时，保持宇宙飞船完全无是不可能的。

And that may mean hospital staff may believe surfaces are sterile when they actually aren't.

这可能意着医院工作人员可能会将有表面误当成无的。

For the next several years, the colony only produces sterile workers.

蚁群在接下来的几年里孵化的都是不育的工蚁。

And for years people assumed they were sterile, but they're full of life.

亿万年来，这里看起来依然是不毛地其实却充满着生命。

Researchers raised rodents in a sterile environment — meaning the animals are bacteria-free.

研究人员在无中饲养了若干老鼠——也就是说它们接触不到细。

No, because unless you're in an O.R, it's not sterile.

不 因为除非你一直呆在手术室 无感染细。

Oral antibiotics are required for significant bacterial infection but not for sterile inflammation.

严重细感染需要口服抗生素，但无炎症不需要。

Free, sterile and impersonal, the trains run back and forth all day long.

这类免费列车每天单调、无地往返其间。

The reason we fin-clip the animals is so we can tell they're sterile.

我们用夹子夹住它们来分辨它们是否不育。

So a couple other pros are that it is sterile, which is really, really nice.

所以其他几个优点是它是无的，这一点非常好。

Tuck them neatly away and step into a clean, sterile room where the procedure is simple.

把它们整齐地藏好，然踏进一间程序简单的无室，。

The freight was loaded with goods including fitness equipment and nearly 90 thousand disposable sterile syringes.

这辆列车装载的货物包括健身器材和近9万支一次性无注射器。

Now, of course, that french fry isn't sterile, there might be some microbes stuck to it.

这时，由于薯条当然不是无的，可能会有一些微生物粘在上面。

Our clean, sterile, no dirt eating lifestyles could be behind the rise in allergies of all kinds.

我们干净无、没有灰尘的饮食习惯可能是各种过敏症增加的背原因。

For one thing, urine–unlike feces is sterile, so it doesn't contain bacteria that could make the fetus sick.

一方面，尿（不像其它排泄物），它是无的，因此没有足以使胎儿生病的细。