Oh, I'm dying of laughing.

啊， 笑死我啦 !

《新英汉大辞典》

Thousands are dying of thirst.

成千上万的人都干渴得奄奄一息。

《牛津词典》

Order me a soda, I'm dying of thirst.

给我要杯汽水，我快渴死了。

《柯林斯英汉双解大词典》

He said that even as he spoke, hundreds were dying of hunger in London and other British cities.

VOA: special.2010.05.13

So one of the reasons there is a huge increase in life span is because people aren't dying of things that they would have in prior years.

寿命范围显著增长的一个原因是,人们不再死于,以前那些致死的东西

耶鲁公开课 - 生物医学工程探索课程节选

There I am on my deathbed dying of cancer, growing weaker and weaker.

想象我因为癌症垂危病床，慢慢变得愈发虚弱。

耶鲁公开课 - 死亡课程节选

The United Nations says many refugees are malnourished and some are dying of hunger.

BBC: UN joins battle with Congo rebels

He served only 33 days before dying of a heart attack on September 28.

CNN: Wednesday,

Guarneri claims studies show more women dying of heart disease each year than men.

FORBES: Magazine Article