About one in three Americans has a problem with sleep. one in three是三分之一还是三个中有一个?

About one in three Americans has a problem with sleep. one in three是三分之一还是三个中有一个?
About one in three Americans has a problem with sleep. one in three是三分之一还是三个中有一个?

About one in three Americans has a problem with sleep. one in three是三分之一还是三个中有一个?
三个中有一个

三分之一不就是三个中有一个吗。。。。

三分之一是： one in third

About one in three Americans has a problem with sleep。 one in three三个美国人中就有一个有睡眠问题。一个在三

one in three 三个中的一个
one third三分之一