The moon barely dims as it enters this part.

月亮进入这个区域不会变暗。

Whole skylines, including Dallas's, went dark to conserve power.

所有的高楼大厦全部变暗以节省电力，达拉斯地区也未能幸免于难。

Imagine the lights dimming and the thermostat lowering automatically when slip off to dreamland.

想象一下当你进入梦乡灯光会自动变暗、调温器自动降温的情境。

The second is guaranteed to look great for about 10 years, whereas the cheaper one will start to dull after around 6 or 7 years.

第二种以保证在 10 年内（油漆）看起来很好，而便宜的那种在 6、7 年左右就会开始变暗。

A partial eclipse is when the moon dips into part of the Earth's shadow but not all of it, so only a portion of the moon turns dark.

偏食是指月球浸入地球阴影的一部分而非全部的现象，因只有一部分月亮变暗。

Researchers say they identify exo-planets by how much they appear to dim the starlight when they pass in front of a star we can observe.

研究员表示，他们通过观察系外行星在经过某颗恒星时使其变暗的程度来识别它的存在。

Leavitt studied stars that get brighter and dimmer over time.

莱维特研究的是随着时间的推移而变亮或变暗的恒星。

But many of them are going dark, replaced by more practical, but less romantic, LEDs.

但许多霓虹灯正在变暗，取而代之的是更实用但不那么浪漫的 LED 灯。

Some astronomers have argued that Saturn's bright, icy rings might be younger than expected because they haven't been eroded or darkened by interactions with meteoroids across billions of years.

一些天文家认为，土星明亮的能比预期的要年轻，因为它们没有被数十亿年来与流星体的相互作用侵蚀或变暗。

Bobeck added that darker yolks are not necessarily healthier. This belief may come from the idea that yolks are darker when chickens are fed fresh plants.

博贝克补充说，深色的蛋黄不一定更健康。这一观点能来自这样一种说法：用新鲜植物喂养鸡，蛋黄会变暗。

But as the drama darkens, the scene may also be shifting.

但是，随着舞台变暗，布景能也在变化。

As I started shooting, I adjusted my exposures constantly to account for the fading light.

当我开始拍摄时，我得根据逐渐变暗的光线不断地调整曝光。

If it doesn't the pixel is dark, if it does, it's bright.

如果不会，像素就会变暗，反之则会变亮。

Parvaneh brings up the clutch, the Saab splutters, and the instrument panel goes black.

萨博干咳一声，仪表盘上的一切一齐变暗。

And when windows of a car are darkened, they are tinted.

当汽车的窗户变暗时，它们就是有色的。

And they go dark when it's night time.

到了夜晚时，时钟的颜色就会变暗。

That means that they aren't getting that same melatonin-induced sleepiness when daylight started to dim.

这意味着，当日光开始变暗时，它们不会像褪黑素一样引起嗜睡。

Everything got dark except for the elevator's operating lights as they descended below ground level.

他们来到了地下，除了电梯里的工作灯，一切都变暗了。

His eyes went black again. " Alice wouldn't dare."

他的眼睛又变暗了。“爱丽丝没这个胆量。”

It automatically darkens and casts a beautiful glow into the room.

它会自动变暗并向房间投射出美丽的光芒。