Sterile means completely clean and free of bacteria.

无菌是指完全清洁没有细菌。

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

新生儿的肺刚开始是没有的，之后才有微生物进驻。

We are immovably numb and sterile.

我们陷入了无止境的麻木。

But those settings can be sterile and clinical.

但这些环境可能十分呆板，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，应该会携带几乎无菌的东西。

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菌是可能的。

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

蚁在接下来的几年里孵化的都是育的工蚁。

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

亿万年来，这里看起来依然是毛之地其实却充满着生命。

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

研究人员在无菌环境中饲养了若干老鼠——也就是说它们接触到细菌。

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

除非你一直呆在手术室 无感细菌。

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

严重细菌感需要口服抗生素，但无菌炎症需要。

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

这类免费列车每天单调、无味地往返其间。

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菌的，这一点非常好。

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

这可能意味着医院工作人员可能会将有菌表面误当成无菌的。

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

把它们整齐地藏好，然后踏进一间程序简单的无菌室，。

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9万支一次性无菌注射器。

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

这时，由于薯条当然是无菌的，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.

我们干净无菌、没有灰尘的饮食习惯可能是各种过敏症增加的背后原。

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

一方面，尿（像其它排泄物），它是无菌的，此没有足以使胎儿生病的细菌。