But that was only the accumulation of dirt and grime.

但只是灰尘和污垢的堆积。

Dust and dirt that infected every nook and cranny.

灰尘和污垢污布满每个角落和缝隙。

And they can also hide dirt and wear.

而且它们还可以隐藏污垢和磨损。

Some leak, some don`t have enough water pressure to seal out soil, dirt or chemicals.

一泄漏，一没有足够的水压力来封闭土壤，污垢或化学物质。

While some fight bacteria, others are using it to eat away grease and dirt.

有人对抗细菌，而另一人则利细菌来除掉油脂和污垢。

The company claims its cloth lifts, traps and removes dirt and bacteria.

该公司声称，其布能够吸附、捕获并去除污垢和细菌。

Stains, dirt, and scrapes are less visible on dark blue fabric.

污渍、污垢和刮痕在深蓝色织物上太明显。

It means to remove dirt or waste.

它的意思是清除污垢或废物。

An absence of biofilms means fouling will never get going in the first place.

没有生物膜意味着从一开始产生污垢。

We use the verb " sweep" when we remove dust or dirt with a broom.

当我们扫帚扫除灰尘或污垢时，我们动词“sweep”。

Cats use their tongues to remove dirt from their fur and smooth out their hair.

猫舌头清洁皮毛的污垢，理顺毛发。

It is really tough to get all the dirt off and really make it clean.

要把所有的污垢都弄干净真的很难。

As a noun, it's the little dirt – pieces of dirt.

作为名词，是指小块污垢。

This helps loosen any dirt in your hair.

这将有助于疏松头发中的污垢。

That includes dust, dirt and mucus, and also bacteria.

而需要的东西包括灰尘，污垢和黏液，也包括细菌。

And how does it get all of the dirt off?

以及它是如何清除所有污垢的呢？

Moisture and dirt makes bacteria feel good.

水分和污垢使细菌生活得很自在。

Still wearing the Invisibility Cloak on, they cracked toward the grimy window and looked down.

他们仍然披着隐形衣，悄悄走到满是污垢的窗前向下张望。

Smartphones can collect dirt and other materials that can block port openings and hurt performance.

智能手机可能收集污垢和其他物质，从而堵塞端口开口并损害性能。

And the more grime, the worse the smell.

污垢越多，气味越难闻。