During the past few years the university has staggered the summer holiday periods for students.

在过去几年里该大学已经把学生的暑假时间错开了。

《柯林斯英汉双解大词典》

March is one of the peak periods for our business.

三月是我们公司业务最繁忙的时期之一。

《牛津词典》

For most of the last decade, this trend has been upward, except for the most severe periods of credit crunch.

近十年的大多数时间里，这一趋势是向上的，除了信用危机最为严重的时期之外。

youdao

The next time you think about going without sleep, consider this: Laboratory animals that are kept awake for long periods of time ...die.

VOA: special.2009.08.26

Cells can stop in their lifetime at some point in the cell cycle and persist for long periods of time.

细胞生命期可以停止在细胞周期的某个点,并保持很长时间

耶鲁公开课 - 生物医学工程探索课程节选

And the cold periods last like for...I'd say, from like from September to like maybe near to like May.

寒冷时节会持续大概……我想说，从九月份到可能接近五月左右。

关于伦敦的天气 - SpeakingMax英语口语达人

Enormous fees, out of proportion to the work done or the miles flown, also pay for the dead periods between mandates, and for the bidding contests that the banks fail to win.

ECONOMIST: Investment banks

Work by Bill Fung and Narayan Naik of the London Business School shows that one of the best periods for hedge-fund outperformance occurred in the aftermath of the collapse of Long-Term Capital Management in 1998.

ECONOMIST: Buttonwood

The second quarter represented one of the worst periods for bank earnings since 1991, according to the FDIC, which issued its statistics as part of a second-quarter banking report.

NPR: Worsening Credit Markets Cause More Banks To Fail