Rosy morning clouds indicate rain, and a rosy sunset means fine weather.

早霞主雨，晚霞主晴。

《新英汉大辞典》

The rosy sunset, the shore banana and coconut trees for lovers sing low light;

晚霞中，岸边蕉林椰树为情侣们轻吟低唱；

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Rosy evening clouds and lone ducks fly together.; Sunset clouds float with the lone wild ducks.

落霞与孤鹜齐飞。

《新英汉大辞典》