Harry squinted at his friends' darkened faces.

哈利眯起眼睛看着黑暗中两个朋友的脸。

His surly face darkened as he surveyed Harry.

他上下打量着哈利，不可一世的脸上露出阴沉的表情。

During the first Latin class that night, a storm darkened the sky.

当晚第一堂拉丁语课上，一场暴风雨使天空变得暗淡。

Get out and never darken our doorstep again!

滚出去，永远不要再玷污我们家的门槛！

But if the sheep eats the flower, in one moment all his stars will be darkened.

但是如果羊吃掉了这朵花，对他来说，好象所有的星星一下子全都熄灭了一样！

The melanin is what darkens your skin.

黑色素使皮肤变黑。

It stretched its wings and flew off into the darkening sky.

它伸展翅膀，飞入渐渐暗下的天空。

As the crowd booed, Gale's cloud darkened.

观众们爆发出一阵嘘声，云姐的云彩开始暗了下来。

His words trailed off in the darkening room.

他所吐之词在昏暗的房内渐渐被吞噬。

With the Sun so far away, the Earth darkened, and the seas began to crackle and freeze.

随着太阳远离，地球陷入了黑暗，海水结冰，咯吱作响。