在倍数表达法中twice和two times没有区别，但是twice和two times用法上有区别。
1、运用范围不同
当time表示次数，不能用two times，应该用“twice”，因为只有等于或多于(3次)的时候，才能用times，即：once，twice，three times，four times，five times。
2、意思不同
two times表示的是倍数，此时“two times”翻译为“两倍”。twice既可以表示倍数也可以表示次数，意思为两次。
扩展资料：
倍数表达：
1、A + be + 倍数+ as + 计量形容词原级+ as + B
例如:This bed is three times as big as that one.这张床是那张床的三倍大.(比那张大两倍)
This tree is three t imes as tall as that one.这棵树是那棵树的三倍高.(比那棵高两倍)
His father is twice as old as he.他父亲的年纪有他两倍大.(比他大一倍)
2、A + be + 倍数+ 计量形容词比较级+than + B
例如:The Yangtze River is almost tw ice longerthan the Pearl R iver.长江差不多比珠江长两倍.
(长度是珠江的三倍)
This rope is twice longer than that one.这根绳比那根绳长两倍.(长度是那根绳的三倍)
This hall is f ive tim es bigger than our classroom.这个大厅比我们的教室大五倍.(面积是我们教室的六倍)
3、A + be + 倍数+ the + 计量名词(如size,heigh,t w e igh,t length,w idth等) + of + B
例如:The new ly broadened square is four timesthe size of the previous one.新扩建的广场未扩建时的四倍大.(比未扩建时大三倍)
This street is four times the leng th o f that street。这条街是那条街的四倍长.(比那条街长三倍)
This hill is four t imes the height o f that sma llone.这座山的高度是那座小山的四倍.(比那座小山高三倍)