I know that you've been studying chimpanzees for thirty years now.

我知道你研究黑猩猩至今已有30年了。

《柯林斯英汉双解大词典》

I was a virgin until I was thirty years old.

我到30岁时还是个处女。

《柯林斯英汉双解大词典》

Coleridge was to spend the next thirty years attacking rationalism.

柯尔律治在此后的30年中一直抨击理性主义。

《柯林斯英汉双解大词典》

He has not stepped back from his policy of seeking to work with Iran after thirty years without diplomatic ties.

VOA: special.2009.06.20

But these are just illustrations that come out of the Thirty Years' War, which people are trying to put behind them.

这些画作是对三十年战争时期的描绘,人民试图淡忘三十年战争给他们带来的创伤

耶鲁公开课 - 欧洲文明课程节选

- She said, "When I was dating my husband-- this is thirty years ago-- we were having a tough time.

她说，，“我和我老公拍拖那会儿-,那是30年前的事儿了-,有段时间关系很恶劣。

耶鲁公开课 - 心理学导论课程节选

As Americans, have been told how wasteful we have been for at least the last thirty years.

FORBES: Briefing Book: A. Michael Lipper

For thirty years, Australia's The Church has produced music along the lines of New Wave, psychedelic, progressive-rock.

NPR: The Church On World Cafe

Over thirty years starting in the twenties, it wiped out much of the banana production.

FORBES: Banana Fungus Threatens World Crop