Giant manta rays have a unique body shape.

巨大蝠鲼有着独特体型。

At these latitudes, the sun's rays are glancing and not enough of their energy reaches the ground to enable trees to grow.

在这个高纬度地区，太阳辐射只能斜射到这片土地，到达地面能量很少，并不足以支持树木生长。

Scientists have created metamaterials to guide rays of light around tiny, two-dimensional objects.

学家已经制造出超材料能引导光线绕过微小二维物体。

A ray of moonlight lay across its staring face.

一道月光洒在那张目瞪口呆脸上。

Goofy! The shrink ray, it really worked!

高飞！收缩射线，真起作用了！

" Right little ray of sunshine, aren't you? " said Ron.

“要看到一些光明嘛！”罗恩说。

The magnetosphere is a shield, protecting us from dangerous cosmic rays.

磁层是一个屏，保护我们免受危险宇宙射线侵袭。

The manta rays include one species that lives near reefs and another that's migratory.

蝠鲼是包括在其中生活在礁附近一个物种, 而另一种则有迁居习惯。

Was there a ray of hope, then?

那么，有一线希望？

He said gamma ray bursts that last hundreds of seconds, as this one did, are thought to be caused when massive stars explode.

他说，持续数百秒伽马射线暴，就像这一次一样，被认为是大质量恒星爆炸时产生。

And some wear them for protection from ultraviolet rays.

有些人戴隐形眼镜是为了保护眼睛免受紫外线伤害。

So, why not take a break between meetings and soak up some rays to combat the tiredness and jet lag?

既然此，何不在会议之间空当偷个闲，吸收一点阳光，抵御疲劳与时差呢?

Your X rays won't penetrate her body.

你X光不可能透视她身体。

The way a normal mirror works is the light rays bounce off the surface, which is perfect, and they focus in a certain point at the same time.

普通镜子工作方式是光线从表面反射出来，这是完美，他们同时集中在某一点上。

Both of these ingredients are used to help protect people from the sun's ultraviolet rays but some scientists believe that when they wash off people's skin, they're harmful to marine ecosystems like coral reefs.

这两种成分都被用来保护人们免受太阳紫外线伤害，但是一些学家认为，当它们洗掉人们皮肤时，对海洋生态系统珊瑚礁是有害。

The result is a brilliant display of the common green and yellow, less common blue and violet, even rare reds painting the night sky in ribbons, arcs or shooting rays.

其结果是一个普通绿色和黄色，不常见蓝色和紫罗兰色，甚至罕见红色绘制在缎带，弧或射线夜空辉煌展示。

She becomes enraged when a young felonious Gru uses his freeze ray to stop her and her husband from stealing the Queen's crown at the end of the movie, and he takes the crown instead.

在电影结尾，一个年轻重罪犯格鲁用他冷冻射线阻止了她和她丈夫偷走王后王冠，结果他自己却抢走了王冠，这令她勃然大怒。

Nnaemeka Ikegwuonu is taking a fresh approach to food waste with Coldhubs, food storage rooms designed for markets and farms that are entirely powered by the sun, using those very rays to cool the food down.

Nnaemeka Ikegwuonu运用Coldhubs这种全新方法来解决食物浪费问题，这是一种为市场和农场设计太阳能食物储存室，正好可以利用这些阳光来为食物降温。

The Sun in the sky shone down, its rays catching the snow-covered land below, making it glisten and sparkle.

阳光从天空洒落，照在积雪覆盖大地上，让大地闪闪发光。

That's because they only convert about 22 percent of the sun's rays into electricity.

这是因为它们只能将大约22%太阳能转化为电能。