sombrous

例句：

1. 1.The sombrous clouds hung low over the city.
   阴沉的云层低垂在城市上空。
2. 2. The sombrous atmosphere made it hard to relax.
   阴沉的气氛让人难以放松。
3. 3. The sombrous forest was shrouded in mist.
   阴沉的森林被薄雾笼罩。