This railway is as three times long as that one.中的three time

as three times long as是作为副词修饰railway 再问： 那this railway is three times longer than that one 和 this railway is as three times long as that one的区别在什么地方
再答： 前者是这条铁路比那条长三倍，即是那条铁路的四倍 后者是这条铁路的长度是那条的三倍。