A cumulonimbus cloud rises high into the sky and usually produces storms.

积雨云上升到空中，通常会带来暴风雨。

youdao

Cumulonimbus, along with cumulus, are the most dramatic types of cloud.

积雨云和积云是云中最神奇的类型。

youdao

Sticking with the elephant unit, Heymsfield estimated that a typical thunderstorm cloud — a cumulonimbus — has 15 million elephants worth of water floating in the air at any given time.

继续以大象作为单位，赫穆斯·菲尔德估计一片标准的雷雨云——一片积雨云——在任何特定时间内，都相当于与1,500万头大象相同重量的水漂浮在天空中。

youdao

Businesses are tired of hearing the tech industry squawk about whether this or that is a managed service or a faux cloud or a virtualized cumulonimbus cluster or a passing shower or black cloud of doom.

FORBES: The New and Dangerous Threat to Cloud Computing