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- The sky clouded over; we could see there was going to be rainstorm. ＂天空乌云密布，我们看得出快来暴风雨了。＂
- The sky clouded over and a cold wind began to blow. 天上阴云密布，开始刮起冷风来了。
- The sky clouded over and it started to rain. 天空布满乌云, 开始下雨了。
- The sky clouded over before the storm. 暴风雨来临前, 天空乌云密布。
- The sky clouded over: we could see it was going to rain. 天空乌云密布，我们看得出快下雨了。
- They had planned to go swimming this afternoon，but as they were leaving the house the sky clouded over. 今天下午他们计划好去游泳，但当他们出门时，天空却乌云密布。
- The sky clouded over . 天空布满了乌云。
- The sky clouded over. 天空云层密布。
- The sky clouded over ; we could see there was going to be rainstorm 天空乌云密布,我们看得出快来暴风雨了。
- The sky had clouded over and it was raining a little. 空布满乌云，下蒙蒙小雨。
- The sky had clouded over again and it was raining a little. 天上又堆满了乌云，还下了一些雨。
- The sky has clouded over - It looks like rain to me. 天空阴云密布-我看要下雨了。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- The sky had clouded over very quickly. Thunder and lighting were promised. 乌云迅速弥漫了天空，接踵而来的将是闪电雷鸣。
- The sky clouded over 天空彤云密布
- On hearing the news, her face clouded over. 一听到这消息,她的脸上顿生愁云。
- The moon was clouded over, and the wind roared in the avenue. A spark sprang out of the sky, and there was a crack, a crash. 云层遮蔽了月亮,缝在林荫路上呼啸。一道闪光划过长空,一声霹雳,接着哗啦一声响。
- The wind dispersed the cloud from the sky. 风吹散了天上的云。
- The sky was a clear blue over our heads. 我们头顶上是蔚蓝的天空。
- Smog hung in the sky (over the city). (城市)上空烟雾弥漫。
