In eighteen eighty-two, Congress passed a law that barred Chinese immigration for ten years.

VOA: special.2010.05.20

And another person from Harvard, Philip Stone one of the parents of positive psychology was Philip Stone, who passed away two years ago, yesterday.

还有一位哈佛的教授，积极心理学的另一位父辈，两年前的昨天去世了。

哈佛公开课 - 幸福课课程节选

Lincoln noted that seventy-two years had passed since the first president was inaugurated.

VOA: special.2009.07.30