The daytime quality of light in forests varies with the density of the vegetation, the angle of the Sun, and the amount of cloud in the sky.

森林里的日光质量随着植被密度、太阳照射角度和天空云层数量变化而变化。

youdao

The sun was shining and the sky was blue.

阳光灿烂，天空一片蓝。

《牛津词典》

It was late afternoon and the sun was low in the sky.

当时是傍晚时分，太阳低低地挂在天上。

《柯林斯英汉双解大词典》

At sunset,when the sun has moved across the sky, the canyon walls give up their fiery reds and golds.

VOA: special.2009.10.07

And the sun has to trundle across the sky, and they're pretty unhappy about this and they want relief from working And laboring at their assigned stations and so Marduk accedes to this demand.

太阳则必须滚过天际，他们对此不快，他们也想在工作之余休息,在他们自己的居所里活动,于是，Marduk同意了这个请求。

耶鲁公开课 - 旧约导论课程节选

This was because all you could see was the very blue sky and the very hot sun.

VOA: special.2009.01.14

There are fewer clouds in the sky and the sun is finally starting to shine a little brighter.

FORBES: Cleaning Out My Financial Junk Drawer

With the bright blue sky and warm autumn sun, for a bizarre moment I remember thinking it looked more like a scene from a college brochure than the evacuation of a building under attack.

BBC: Remembering the Pentagon attack

Then I began to laugh, because of what we had both said, and because of her laughter and the sun and the sky and the lake.

NEWYORKER: Miracle Polish