The ball emitted a gentle, blue light.

球发出了柔和的蓝光。

When the electrons drop back down, they emit light.

当电子回落时，它们就会发光。

So we simulate how the real object would have emitted the light.

我们模拟真实物体是如何发射光线的。

Certain stars, like our sun, emit light in characteristic patterns, depending on their atomic makeup.

某些恒星，比如太阳，根据自身组成的元素 发出的光在光谱上有特征性的图样。

Most screens emit bright blue light, which tricks your brain into thinking it's daytime.

多数屏幕都有明亮的蓝光，诱使大脑认为现在是白天。

Although different forms of luciferin can produce different colors of light, marine organisms emit blue light.

虽然不同形式的荧光素可以产生不同颜色的光，但海洋生物发出的是蓝光。

We think in return, the worm helps the sponge attract prey by emitting light from special cells.

我们认为，作为回报，蠕虫从特殊的细胞释放光线帮助海绵吸引猎物。

In the early 1800s, instruments named spectroscopes were invented to identify materials that emit light when heated.

在 19 世纪早期，人们发明了一种叫做分光镜的仪器，用来识别加热时发光的材料。

When the Universe was born from the Big Bang, it didn't have any stars to emit light.

在宇宙从大爆炸诞生之际，那时候没有任何星星释放光芒。

This is a major achievement because, in relative terms, planets are very small and do not emit light.

这是一个重要的成就，因为相对来说，行星很小，而且也不发光。

You emit light, but it's in the far infrared, well beyond what our eyes can see.

你会发光，但它是远红外光，远远超过我们的眼睛所能看到的范围。

Because Michell's star doesn't emit any light, it wouldn't look like this but perhaps something like this?

因为米歇尔的恒星不发出任何光，它应该看起来不是这样而可能是这样？

There are less dense objects in space, too, like gas clouds, and the way they emit light is different.

太空中也有密度较小的物体，比如气体云，它们发光的方式也不同。

Those things have such a strong gravity, that they don't emit any light, and therefore can never be visible.

因为黑洞的引力非常强大，它们不会发出任何光，因此，人们永远无法看见它。

It emitted almost no light in the visible part of the spectrum, and rocketed up in the infrared.

它在光谱的可见部分几乎不发射任何光，而在红外部分则迅速上升。

To make estimates, scientists examine the light a white dwarf emits for telltale patterns left by stellar ingredients like hydrogen.

为了做出这方面的估计，科学家们检测了白矮星发出的光，这种光正说明了这种问题的某种方式，是由组成恒星的元素，比如氢产生的。

Although such wave signals are extremely weak, they offer a direct method for probing masses that do not emit light.

尽管这种波信号极其微弱，但它们提供了一种探测不发光物质的直接方法。

They don't tend to emit much light, so even a huge of them would be dark.

它们不会发出很多光，所以即使是很大的一个轴子云也会是黯淡无光的。

It can also jump down and emit light at that energy, too.

它也可以跳下去，发出那么多能量的光。

It doesn't " emit" light, we would say.

我们会说，它不会“发光”。