Rain cloud
01
雨雲, 降雨雲
a type of cloud that forms as a result of rising moist air and often produces rain or other forms of precipitation such as hail or snow
例
The sky was filled with dark rain clouds.
空は暗い雨雲でいっぱいだった。
A rain cloud appeared on the horizon, signaling a storm.
地平線上に雨雲が現れ、嵐の到来を告げた。
