Brazil is among the world champions in grade repetition, with 30% more children in primary school than the total in the 7-14 age group.

巴西的年级重复率挤身于世界前列，其在校小学生的数量竟然比7 - 14岁的儿童总数还多30%。

youdao

Everyone in the village regarded him as a genius for he went to college at the age of 14.

村里的每个人都认为他是个天才，因为他十四岁就考上了大学。

youdao

Some child soldiers are just 14 years of age.

有的童兵只有14岁。

youdao

"There is one young mother who became pregnant at the age of 14.

VOA: standard.2009.12.04

His father, who was a local pastor from the southwest of England, sent him to Oxford, although he went at the age of 14.

他的父亲来自英格兰西南部,是一个当地牧师，把他送进了牛津，尽管他进大学时只有14岁。

耶鲁公开课 - 政治哲学导论课程节选