It was much darker beneath the canopy of clouds.

在云层面，要暗得多。

Friday dawned sullen and sodden as the rest of the week.

星期五早晨，还是和这星期的前几一样阴沉而潮湿。

So, in the daytime, a sloth actually can't see anything, because it's too bright.

白因为亮，树懒什么都看不到。

It is already night and it is very dark.

此时夜幕已经降临，很黑。

About five o'clock it was blue enough outside to snap off the light.

五点左右，外面更蓝，屋子里的灯可以关掉了。

It's late at night and you're tired. But you can't find your hotel.

已晚而你也累了，但是你却找不到你订的旅馆。

After dark on a national day, some places have fireworks shows.

在国庆节当暗了之后，有些地方会举行烟火表演。

By now it was beginning to get dark both inside and out.

这时已晚，屋里屋外都暗了。

It was nearly dark now, and it was a busy time of the evening.

快要黑了，这正是夜晚繁忙的时候。

It is very dark, like night. It will rain soon.

很黑像晚上。很快就会雨了。

It was late afternoon when he awoke.

一觉醒，已近黄昏。

The weather was cold, the heavens grey, but it was not snowing.

这时，气候很冷，灰暗，但是雪已经不了。

By the time Sam got home, it was dark outside.

山姆回到家时，外面已暗。

It was dark, and they could not see each other's faces.

漆黑，他们看不见彼此的脸。

Then he looks out the window again and realizes that dusk has fallen.

他又看看窗外，突然意识到已晚。

And then it got cold and dark and that, so I laid under a big tree, which could have been that one, but it was a big tree.

温度渐渐降，也暗了，我躺在一颗大树，可能就是那棵，反正是棵大树。

What freezings have I felt, what dark days seen!

瑟缩的冰冷攫住了我，多么阴暗！

It was still dark when Martin Delaney and his wife Mary got up.

当马丁·德莱尼和妻子玛丽起床时，仍然很暗。

Dusk came, then darkness, and still he pressed on.

渐暗，接着黑夜降临，他仍然加紧赶路。

It's getting late and we haven't booked a hotel for tonight yet.

渐晚，我们还没为今晚预订酒店。