I could feel the warm sun on my back.

我背上感受到了阳光的温暖。

《牛津词典》

I had overdosed on sun.

我晒太阳的时间过长了。

《牛津词典》

I stayed out in the sun for too long.

我在太阳底下呆的时间太长了。

《牛津词典》

The speech is proceeding rather smoothly and, I think, kind of explicably as the Lady defends the sun-clad power of chastity.

我认为演说进行的相当顺利，当女士维护贞节如太阳一般的力量时，听上去是可解释的。

耶鲁公开课 - 弥尔顿课程节选

Eisenmenger (I-sun-meng-uhr) syndrome is a complication of a heart defect that you're born with (congenital).

CNN: Eisenmenger syndrome

You looked around at this flat, beautiful land and all this sun -- I just -- I asked the question, how many days of sun do you get a year -- 320 -- that's pretty good -- and decided that Boulder City was the perfect place to generate solar power.

WHITEHOUSE: President Obama Speaks on Expanding Our Energy Portfolio

When I arrived late on a sun-drenched Friday afternoon in June, the place was a hub of inactivity: I met a foursome whose ambitions for the evening extended to gin-and-tonics taken in Adirondack chairs on the patio, and two other guests who were wrapping up a few hours of quiet fishing from the dock.

FORBES: Falling for Lake Placid Lodge