This is one of the busiest times of the year for the department.

这是系里一年中最忙的时间。

《牛津词典》

The collision took place in one of the busiest shipping lanes in the world.

撞船事件发生在世界上最繁忙的一条船运航道上。

《柯林斯英汉双解大词典》

This is one of the busiest walking streets.

这是最繁忙的步行街之一。

youdao

Chicago O'Hare is one of the world's busiest airports.

VOA: special.2009.01.12

Could you tell us about one of the busiest days at Yale?

你能给我们讲一讲耶鲁大学最繁忙的日子吗？

耶鲁的忙碌生活 - SpeakingMax英语口语达人

The council is regenerating Edge Lane, one of the busiest routes into the city centre.

BBC: Demolished street resident 'not offered enough'

Patrick's Day, one of the busiest days of the year at the nation's drinking establishments.

NPR: On March 17, Stout Is What It's All About

But the Miami airport, a major international hub, is one of the busiest in the business.

WSJ: To Meet the Biggest Wrap Stars, Stroll Through the Miami Airport