In that year, two momentous discoveries were made.

那年有2项重大的新发现。

《柯林斯英汉双解大词典》

In that year county after county fell to the enemy.

那一年一个又一个的县城沦入敌人手中。

《新英汉大辞典》

This nameless person pushed the human race over a historic threshold, for it was in that year that mankind became, for the first time in its history, a predominantly urban species.

这个无名人士让人类的发展跨出了历史性的一步，因为正是在那一年，人类在其历史上第一次成为主要的城市物种。

youdao

In that year, Congress debated a proposal to create two territories from one large area in the west.

VOA: special.2009.04.30

This is insurance that you pay each year for insurance in that year and it does not build a cash value.

为了这种保险可以持续生效,你每年都要缴纳保费,保费不产生现金价值

耶鲁公开课 - 金融市场课程节选

It happens in, I think, April and last year we had Snoop Dogg come perform, so that was really cool.

时间就是在四月份。去年，史努普·道格还来我们的音乐会表演，场面非常火爆。

校园生活 - SpeakingMax英语口语达人

I'd had two minor strokes it turned out, in that year, which I hadn't noticed.

BBC: Andrew Marr says he's lucky to be alive after stroke

But for heaven's sake don't write that we'll invade the U.S. in that year.

FORBES: Magazine Article

Now in that year, I also expect that there will be changes in leadership.

FORBES: The Market Will Defy Expectations...And Go Nowhere