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- Dark clouds massed, and we expected rain. 乌云密布，我们预料要下雨了。
- 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。
- 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。
- Dark clouds are a sign of rain or snow. 乌云是雨或雪将至的预兆。
- There were masses of dark clouds in the sky. 天上有朵朵乌云。
- The banks of dark cloud promised rain. 天上片片乌云，就要下雨了。
- There are dark clouds in the sky. 天空乌云密布。
- The moon peered from behind dark clouds. 月亮在浓云后面若隐若现
- The dark clouds suggest an impending storm. 乌云表明暴风雨即将来临。
- The sky became suddenly covered with dark clouds. 天空突然变得乌云密布。
- White clouds massed and scattered. 白云舒卷。
- This mass of dark cloud is raining. 这片乌云正在降下雨来。
- Dark clouds were gathering in the sky. Heavy rain would come soon. 乌云密布，大雨就要来临。
- The white clouds mass and scatter. 白云舒卷。
- The moon was obscured by dark clouds. 月亮被乌云遮住了。
- For a time rolling dark clouds hung over China. 一时，中国上空乌云翻滚。
- Dark clouds gloomed the streets. 乌云使大街上阴沉沉地。
- Dark clouds capped the high mountains. 乌云遮盖着高山。
