您要查找的是不是：
- The white clouds mass and scatter. 白云舒卷。
- A moderate to heavy rainfall, moving with the wind and lasting for nearly an hour, developed from the cloud mass. 这时从云团中发生一阵从中度到滂沱的大雨，雨水随风转移，持续近一小时之久。
- Dark clouds massed, and we expected rain. 乌云密布，我们预料要下雨了。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Dark clouds massed, and I expected rain. 乌云密布，我预计要下雨。
- Dark clouds massed on the horizon. 天边乌云密布。
- Dark clouds massed and we expected rain. 乌云密布，看起来就要下雨了。
- White clouds massed and scattered. 白云舒卷。
- A cloud is a mass of vapour in the sky. 云是天空中的水汽团。
- Look，dark clouds massed and a thunderstrom is round the corner. 看，乌云密布，一场雷阵雨即将到来。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- There are several kinds of cloud formations. 云层的构成方式有好几种。
- The couple seemed to be on cloud nine. 那对夫妇看上去极其幸福。
- The mass rally was a total fiasco. 那次群众集会彻底失败。
- The sun disappeared behind a cloud. 太阳消失在一片云后面。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- The wind dispersed the cloud from the sky. 风吹散了天上的云。
- He was on cloud nine after winning the competition. 他在比赛获胜後欣喜若狂。
- After harvest we will have a mass of rice. 秋收后，我们将获得大量稻谷。
- The banks of dark cloud promised rain. 天上片片乌云，就要下雨了。
