50%的35岁以下男性每天早上至少花20分钟在盥洗室精心打扮。

50% of men under 35 spend at least 20 minutes preening themselves every morning in the bathroom.

《柯林斯英汉双解大词典》

为了赶上同学，你晚上至少应该花两个小时学习。

At a minimum, you should spend two hours in the evening studying in order to catch up with your classmates.

youdao

这些雨林不仅支撑着世界上至少一半的动植物物种，而且还是数百万人的家园。

As well as supporting at least half of the world's species of plants and animals, these rain forests are home to millions of people.

youdao

You can see them on your map, and they really run in strips from north to south.

你们可以在地图上看出来，它们以条状从南至北分布。

耶鲁公开课 - 旧约导论课程节选

I would have class maybe 8 to 9 hours like all in a row

我要连续上八至九小时的课，

耶鲁的忙碌生活 - SpeakingMax英语口语达人

I want to say a little bit about the cost of vaccines because this is a part of what makes it difficult to accomplish what's usually our goal in a vaccine development, which is deliver the vaccine to every population in the world.

我想谈谈关于疫苗的成本,因为这是令我们的疫苗发展目标,无法得以实现的困难之一,这个目标就是将疫苗送至世界上每一个人

耶鲁公开课 - 生物医学工程探索课程节选