A natural person refers to a human being, so it's $5 million for natural persons and $25 million for institutions.

一个自然人指一个人,一个自然人需要500万美元,而一个机构则需要2500万美元

耶鲁公开课 - 金融市场课程节选

There's--in law, a "natural person" is you and I, people real flesh and blood individuals are called natural persons.

在法律上,"自然人"是指像你我这样的人,有血肉之躯的人被称作自然人

耶鲁公开课 - 金融市场课程节选