乌云密布翻译英语怎么说

㈠ 翻译成英语：天空乌云密布，电闪雷鸣，不一会儿，下起了瓢泼大雨。

天空乌云密布，电闪雷鸣，不一会儿，下起了瓢泼大雨。

The sky was covered with thick dark clouds, and soon followed by lightnings and thunders. In no time at all, it was down pouring.

以上是最标准的英语翻译，希望会对你有帮助。