VOA慢速英语:三位美国人分享诺贝尔医学奖

rhythm – n. a regular, repeated pattern of events, changes, activities, etc.

circadian – adj. relating to the regular changes in a person or thing that happen in 24-hour periods

adapt – v. to change your behavior so that it is easier to live in a particular place or situation

clock – n. a device that shows what time it is and that is usually placed in a room or attached to a wall

jet lag – n. a tired and unpleasant feeling that you sometimes get when you travel by airplane to a place that is far away

time zone – n. any one of the world's 24 divisions that has its own time

giant – n. a legendary creature usually thought of as being an extremely large and powerful person

humbling – adj. feeling less important, less proud