She may be thin, but she eats like a horse.

她或许是瘦了点，但吃得却很多。

《牛津词典》

I have participated in the Body Project, which works by getting girls to understand how they have been buying into the notion that you have to be thin to be happy or successful.

我参加了“身体计划”，这个计划让女孩们了解她们是如何一直接受只有瘦了才能快乐或成功这一观念的。

youdao

She had never bought into the idea that to be attractive you have to be thin.

她从不随大溜认为要想有魅力，就得瘦身。

《牛津词典》

The condition many times can be treated with drugs that thin the blood and stop the clot from moving through the body.

VOA: special.2009.07.14

This is Virgil: "He should sing thin - spun lays and he should be content feeding his fat sheep."

这是维吉尔的诗：“他哀唱着纤细的抒情诗“,“喂着肥硕的羊儿，他无比满足“

耶鲁公开课 - 弥尔顿课程节选

and, you know, just look as good as possible, be as thin as possible, of course.

而且，她们会想尽办法让自己看起来更美、更苗条。

如果想去俱乐部 - SpeakingMax英语口语达人

My point is, the line between being a very good team and champion can be thin.

FORBES: No European Renaissance In Sight For Italy's Deteriorating Serie A

Past studies have shown that early risers are more likely to be thin than late-to-bed types.

FORBES: Holiday Overindulgence Got You Down? Blame Your 'Food Clock'

As much I'd love to be thin, I'd never sacrifice my health for that.

BBC: Interactive Essay: The debate