Clouds are greying the sky.

云层使天空灰。

Unfortunately, the crystal ball provided by our climate models becomes cloudier for predictions out beyond a century or so.

是，从气候模式这颗水晶球中，我们看到是更灰下一个世纪。

The sky was uniformly gray.

天空一片灰。

The play opens with three similar figures of “indeterminable”age, Flo, Vi, and Ru, sitting quietly on a narrow bench like seat surrounded by darkness.

” （这部戏剧一开场就是三个穿着相似，年龄未知女人FLO, VI, 和RU坐在一条窄长椅上面灰场景。

Perhaps they mistook the darkness of this chilly, lowering sky for the onset of night, or perhaps they sensed the arrival of a storm, and so returned early to the warmth of their wooden pigeonry.

也许是误认为这灰凄冷天空为夜色来袭，或是也预感到风雨将至，遂过早地们温暖木舍。