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一、相关短语1.sunny then cloudy/cloudy then rainy晴转阴/阴转雨2.heavy showers强阵雨3.a sunny day阳光灿烂的一天4.weather forecast/report天气预报5.drop/fall to five degree below zero降到零下八度6.freezing cold/burning hot非常寒冷/炎热