The dropout rate among students is currently one in three.

学生的辍学率目前是1/3。

《柯林斯英汉双解大词典》

In one version, students attend school for nine weeks and then have three weeks off.

一个版本里，学生上学九个星期，然后有三个星期假期。

youdao

The number of senior high school students who said they had not read any books for pleasure in the last year was one out of three by 2016.

截至2016年，表示过去的一年没有因为乐趣而读过任何书籍的高中生人数达到了三分之一。

youdao

Last month,students from one hundred three universities in eighty-eight countries took part in an international computer programming contest.

VOA: special.2010.03.11

And college women twenty-one to twenty-three had bigger increases than non-students in that age group.

VOA: special.2009.08.07

One in three students admits to wearing "good luck underwear" to try to boost exam chances, a poll suggests.

BBC: One in three students wears 'lucky exam underwear'

Nearly one in three middle and high school students report being bullied, and over half of our children report that they witness bullying in school.

WHITEHOUSE: Safety and Justice for All Americans

The interdisciplinary program in environmental studies recently dropped one of three required courses for graduate students because there weren't enough teachers, says Roger Pielke Jr.

WSJ: Cost of College: Who Can Still Afford State University?