num.四
This street is four times shorter than that one. 这条街道比那条短四倍。
He arranged his speech under four main heads. 他把发言内容归纳成四个主要方面。
The leap year comes around once in four years. 每四年有一个闰年。
num.十四
n.第四;四分之一;第四音阶;第四档
n.四人舞;灯笼裤
名词four的复数形式.
num.二十四
4岁幼儿
adj.没有什么价值的