She is sixteen but has a mental age of five.
她十六岁，而智力年龄是五岁。
He left home at sixteen.
他十六岁时离家独立生活。
Round here, you leave school at sixteen and next thing you know, you're married with three kids.
这一带的人十六岁中学毕业，接着就结婚，生三个孩子。
The last time I saw her was about sixteen years ago
我上次见她大约是16年前了。
Sixteen teams are taking part, divided into four groups
有16个队参加，分为4组。