But above 500 degrees Fahrenheit, it starts to degrade.

但是，达到500华氏温度以上PTFE会开始降解。

ISIS is being degraded, as al Qaeda was before.

ISIS的势力虽然被削弱了，就像基地组织一样。

We have seen our discourse degraded by casual cruelty.

随意的残酷行为让我们的话语相形见绌。

And plastics degrade as they're recycled, as does paper.

而塑料回收后就会贬值，纸张也是如此。

The UN says about a third of the world's top soil has been degraded through overuse.

联合国称世界上约三分之一的壤都因过度使用而退化。

There are certain very important but sensitive drugs that are easily degraded by enzymes in the blood.

有些非常重要但脆弱的药物容易会被血液里的酶给分解。

And they degraded privacy protections for millions of Americans.

减少了对数百万美国人隐私的保。

And this mitochondrial DNA is specifically inherited from your mom because your dad's degraded immediately after fertilization.

这个线粒体DNA是特别从你妈妈那里遗传过来的，因为爸爸的在受后就马上退化了。

Submerged artifacts often degrade faster when removed from the sea.

水下文物从海中迁移后，往往会加速降解。

I am sorry, but am I supposed to sit by while she degrades his body and his mind?

我抱歉，但是让我坐着看她毒害她儿子的身体和灵魂？我办不到。

DNA begins to degrade once it's exposed to the environment.

一旦暴露在环境中，DNA 会自行开始降解。

The types of image used to degrade women vary from place to place.

用来贬低女性的图像类型因地而异。

So it's just sort of slowly gonna degrade over time.

因此，随着时间的流逝，松露的质量就会下降。

The nanojuice passed safely through the gut without being absorbed or degraded.

纳米果汁安全通过肠子，同时又不被吸收或分解。

We’re leading the coalition to degrade and ultimately destroy ISIL.

我们领导全球力量打击和消灭ISIL。

When most metals are exposed to oxygen, they rust and degrade over time.

大多数金属暴露在氧气中时，它们会随着时间的推移生锈和降解。

It was recognized for its work in fostering sustainable development by regenerating degraded pasturelands.

该公司将退化牧场再生，促进了可持续发展，因此而受到赞扬。

It says Rimi's death further degrades the global al-Qaeda movement.

声明称，拉伊米的死进一步减少了全球基地组织的活动。

Every year nearly 30 million acres of fertile soil degrades into unusable desert land.

每年有近3000万英亩肥沃的地退化为无法利用的沙漠。

Not so for microplastic fibers. They may take centuries to degrade, so they accumulate.

但微塑料纤维却不会被消化。它们可能需要数百年才能降解，因此它们会不断积累。