n. position 20 in a countable series of things
s. coming next after the nineteenth in position
num. 第二十, 二十分之一
1. My birthday is on the twentieth of July.
我的生日在七月二十号。
2. The twentieth century brought many changes to the world.
二十世纪给世界带来了许多变化。
3. She finished in twentieth place in the race.
她在比赛中获得了第二十名。