Geochemists at Columbia University found a lode of quartzite, a metamorphic rock formed from sandstone, on the Indian Ocean island of Anjouan.

哥伦比亚大学地球化学家在印度洋昂儒昂岛上发现了一个石英，石英是由砂形成变质。

For instance, instead of hardening their skin into a protective chrysalis, moths do spin their metamorphic sleeping sack out of silk.

例如，飞蛾不是将皮肤硬化成保护性蛹，而是用丝纺出变质睡袋。

Ultimately, if we could drill deep enough, we'd actually find metamorphic rocks on every planet, says McSween.

最终，如果我们能钻得足够深，我们就能在每个星球上找到变质，麦克斯温说。

But on other worlds, it's more typical to find metamorphic rocks forged in the split-second shock of a meteoroid impact.

但在其他星球上，更常见是在流星体撞击瞬间震荡形成变质石。

And baby bees do their change locked inside tiny hexagonal prison cells like some weird dystopian metamorphic " Matrix."

小蜜蜂们把自己锁在狭小六边形牢房里，就像一个怪异反乌托邦蜕变“黑客帝国”。

Ehlmann and her team previously identified metamorphic rocks on Mars that she thinks could have formed when hot groundwater circulated through rocks buried underground, a relatively low-temperature, low-pressure process.

埃尔曼和她团队之前在火星上发现了变质，她认为这些变质可能是热地下水在埋藏于地下石循环时形成，这是一个相对低温、低压。

It's a metamorphic rock, which means it becomes something new under extreme heat and pressure without melting.

这是一种变质，这意味着它在极端高温和高压下会变成新东西而不会融化。

And baby bees do their change locked inside tiny hexagonal prison cells like some weird dystopian metamorphic " Matrix." Beetles and cicadas do it too, often buried in the ground for their entire childhood.

而幼蜂则会在类似某种怪异反乌托邦式“矩阵” 六边形小牢房内完成它们蜕变。 甲虫和蝉也是如此，它们整个童年常常是在地下度。

Their rhizomes are set in black mould accumulated in hollows of the metamorphic slates beside the pools, where they are well watered without being subjected to flood action.

它们根茎长在黑色霉菌，这些霉菌堆积在水池旁边变质板空洞，在那里它们得到了很好浇水，没有受到洪水影响。

Lapis lazuli is not a mineral, but rather a deep blue metamorphic rock that's been prized since early antiquity for its intense color.

青金石并非物，而是一种深蓝色变质，自远古时代起便因其浓烈色彩备受珍视。

Actual rock, which I don't have to tell you, is a metamorphic rock of the monoclinic crystal system, if you're doing it right.

真正石， 不用我说，是一种单斜晶系变质，如果你做得没错话。

The new metamorphic rocks are typically harder, more compact, and are more resistant to weathering.

新变质通常更硬、 更致密，并且更耐风化。

The lowest layers of metamorphic and volcanic rocks, he called the Primary layer.

变质和火山最低层 ，他称之为初级层。

Named for the beautifully striped metamorphic rock that Mike's holding.

因其美丽条纹变质而得名，正是迈克手所持之石。

The rock here is black metamorphic slate, worn into smooth knobs in the stream channels, contrasting with the fine gray and white cascading water as it glides and glances and falls in lace-like sheets and braided overfolding currents.

这里石是黑色变质板，在河道磨损成光滑旋钮，与精细灰色和白色瀑布形成鲜明对比，因为它在花边般床单和编织折叠电流滑动、扫视和落下。

Like igneous rocks could skip being sedimentary rocks and go directly to being a metamorphic rock.

就像火成可以跳 沉积，直接变成变质。

The third type of rock are the metamorphics, and the metamorphics can either be sedimentary or igneous rocks that have been changed by heat and pressure deep underground.

第三种石是变质，变质可以是沉积或火成，它们在地下深处被热量和压力改变。