Harry squinted at his friends' darkened faces.

哈利眯起眼睛看着黑暗中两个朋友的脸。

But America's outlook, like Europe's, is darkened by political uncertainty.

美国同欧洲一样，经因政治动荡而变得灰暗。

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。

For light-skin people, that extra melanin darkens their skin and produces a tan.

这取决于阳光照射时皮肤的反应。

The Sun sets, and for a few minutes you just watch as the sky darkens.

太阳落山，几分钟的时间里，你就看着天空变暗。

The melanin is what darkens your skin.

黑色素使皮肤变黑。

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。

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。

Her hands and face are darkened by the sun.

她的双手和脸庞被太阳晒得黑黑的。

The theater room darkened and then the film began.

电影放映厅暗了下来，接着影始了。

The curtain was raised, to reveal a darkened stage.

大幕拉，露出一个灯光打暗的舞台。

The dim picture of a darkened room came to him.

他眼模模糊糊地浮现出一个昏暗的房间。

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。

While he stood observing the darkening scene somebody came up.

他正站着观望渐渐昏暗的色时，一个人走上来。

The darkening skies bear witness to a very different storm.

渐暗的天空上演着完全不同的风暴。

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。

In Parkinson’s, these darkened areas of substantia nigra gradually disappear.

患有帕金森时，黑质的深色区域逐渐消失。

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

但是，随着舞台变暗，布可能也在变化。

He dug down and found a darkened, dime-sized silver coin.

他循着信号向下挖，发现了一枚颜色黑突突、大小跟十分硬币相同的银币。

By then I thought her toxic darkened lips and gums glamorous.

那时候我觉得她那因为烟中的毒素而暗黑色的嘴唇及牙床很迷人。