题目内容：

Jhon Snow was so well-known a physician in London in the 19th century as to help ordinary people
exposed to cholera which was the deadly disease of its day.请问这个句子中的exposed是什么用法

优质解答

Jhon Snow was so well-known a physician in London in the 19th century as to help ordinary people翻译：John Snow 因为帮助普通老百姓而在19世纪的伦敦成为一个闻名于世的医生解析：句子主干可以看成是 so……a...