greyzem

例句：

1. 1. The sky turned a deep grey as the storm approached.
   暴风雨来临前，天空变成了深灰色。
2. 2. The old building was covered in a layer of grey ash from the fire.
   这座老建筑被火灾留下的灰烬覆盖着。
3. 3.The grey clouds hung low over the city, casting a somber mood on the streets.
   灰蒙蒙的云层低垂在城市上空，给街道上的气氛增添了几分沉重。