That's past history now.

那是以前的事了。

《牛津词典》

Let's forget about who was more to blame—it's all past history.

咱们且忘掉更该责怪谁吧—那都是陈年旧账了。

《牛津词典》

If past history means anything, it probably won't.

如果过去的历史意味着什么，那它可能不会。

youdao

Visitors to Harpers Ferry can learn about America's history as it brings the past to life.

VOA: special.2009.11.06

So this is a subtle thing because you think about the current election, there's a debate about whether Hilary Clinton, for example, can choose right now to be at the center of the democratic party given her past history of votes, for example, on the Iraq War.

这是个微妙的事情,因为你联想到现在的选举,举个例子,关于希拉里·克林顿能否选择,作为民主党竞选中间派参选就颇有争议,考虑到她的参选记录,例如在伊拉克战争中

耶鲁公开课 - 博弈论课程节选

contemporary history China has gone through in the past 60 years.

讲述了当代的中国经历的六十年。

拍摄纪录片 - SpeakingMax英语口语达人

Given the past history of Mr Dudley and the Russians the deal is pleasing although surprising.

FORBES: BP & Russia Cosy Up In The Arctic

Urbane and dapper, 45-year-old Najib was once aligned with Anwar, but past history will mean little.

CNN: WHO'S NEXT UP IN LINE?

The government promised to protect them, but past history made them fearful, they said.

BBC: Pakistan 'blasphemy' family tell of fire threat