He had a few too many drinks and blacked out. 他喝多了然后失忆了。
A storm caused a black out in the entire neighborhood.一场风暴导致整个邻里停电了。
black mood 坏心情
"black mood" 形容一个人正在经历悲伤、沮丧或恶劣的情绪。
例句
She was in a black mood and stayed home all day. 她心情很低落，整天都待在家里。 He couldn't shake off the black mood after the argument.争论之后，他一直无法摆脱那种低落的情绪。
black ice 黑冰
"black ice", 黑冰；墨冰，是一种薄而透明的冰层，通常形成在道路或其他表面上。
例句
Black ice caused our car to slide off the road. 黑冰导致我们的车滑出道路。 The car skidded on the black ice, causing an accident on the highway.汽车在黑冰上打滑，导致了高速公路上的一起事故。