云淡风轻的英文是 "the sky is clear and the breeze is gentle"，来源于诗人李煜的《清平乐·赠张丞相》一诗，其中有一句话“云淡风轻晓霁色，朝欢晚醉暮雨”。

例句：

"The sky is clear and the breeze is gentle, making for a beautiful day."

"With the sky clear and the breeze gentle, it's the perfect day for a picnic."

"The sky is clear and the breeze is gentle, providing a peaceful setting for our hike."