On warm days a thin brown haze hangs over the city.

在温暖的日子里棕色的薄雾笼罩在城市的上空。

youdao

On warm days, stop to lie on your back on the grass.

在暖和的日子，停下脚步，躺在草坪上。

youdao

As it was one of the first warm days after winter, many people liked eating outside.

在这样一个过冬以后迎来的温暖天气里，人们都喜欢在室外就餐。

youdao

Experts say warm days, cool nights and a medium soil temperature are the best conditions for growing carrots that taste great.

VOA: special.2009.02.24

LA is well known for its nice, warm weather. What about days that aren't nice?

洛杉矶以宜人、温暖的天气著称。那些不那么好的天气呢？

深入研究洛杉矶 - SpeakingMax英语口语达人

You try hard to keep warm. The days are shorter and darker.

VOA: special.2009.01.26

On warm days, Bostonians migrate to this popular park to sunbathe, picnic and feed waterfowl.

BBC: A perfect day in Boston

On warm days, eat on the covered patio at Vinodol, and in winter, in the vaulted dining hall.

BBC: Mini guide to Zagreb, Croatia

Inland, in the desert, conditions are almost uniformly settled and sunny with very high temperatures in summer and warm days in winter.

BBC: Libya