But that was only the accumulation of dirt and grime.

但那只是灰尘和污垢的堆积。

And the more grime, the worse the smell.

污垢越多，气味就越难闻。

That expansion creates waves of pressure that ultimately detach the grime — all without affecting the marble underneath.

这种膨胀产生的压力波最终会分离污垢——而不会影响下面的大理石。

A laser burns away the grime of 18 centuries, caked onto the Arch of Septimus Severus in the forum.

激光将广场上18世纪的塞普帝穆斯·西弗勒斯拱门上的污迹一扫而空。

It always seems to accumulate the most dirt and grime (Yeah) pretty disgusting.

那里总是堆积着最多的灰尘和尘垢（对），特别恶心。

They create wounds, blood splatter, dirt, grime, real makeup, and even more.

它们创造了伤口、飞溅的血液、 泥、污渍、真实化妆等等。

That's who Jude Yawson says was the first person to create the grime sound.

裘德·亚夫森称威利是第一个创造出伦敦地下乐的人。

Well, we certainty learnt a lot about grime music and its origin.

嗯，我们确实学到了很多关于伦敦地下乐及其起源的知识。

Since then, it's endured one dramatic amputation, two stabbings, an acid attack, and centuries of grime.

从那以后，它经历了一次创伤性“截肢”、两次刺伤、一次酸攻击和几个世纪的污垢。

Laser ablation gets around those problems by using short pulses from a handheld laser to dislodge grime.

激光消融通过使用手持激光发出的短脉冲去除污垢来解决这些问题。