I think I'm going to faint.

我看我快昏倒了。

《牛津词典》

I have been known to faint at the sight of blood.

大家都知道，我看到血就会昏倒。

《牛津词典》

God tells me not to faint.

神叮嘱我不要丧胆。

youdao

There was the faint, cool kiss of sensuality when dew came to my cheeks and shins as I ran down the wet green garden paths in the early morning.

我觉到晕厥，当清晨奔跑在,花园潮湿的绿道上,露珠在我脸上留下清冷的一吻。

耶鲁公开课 - 1945年后的美国小说课程节选

From the mere fact that they can't picture from the inside what it's like to have fainted and not yet woken up, it doesn't mean that nobody believes that they ever faint.

仅从无法设身处地,想象昏倒的感受，不代表没人相信自己会昏倒。

耶鲁公开课 - 死亡课程节选

"The girls who don't eat anything before the shows tend to faint, " she said.

WSJ: Fashion Plates: Here's the Skinny on Off-the-Runway Pigging Out

One woman insists that the elderly are beginning to faint in the heat.

ECONOMIST: Barack Obama shores up the Hispanic base

Members will need to be less prissy and fastidious, less prone to faint every time things get rough or go wrong.

CENTERFORSECURITYPOLICY: Center For Security Policy