differencesn.不同名词difference的复数形式.differencen.差异；不同；差额；分歧vt.<罕见用法> 区别difference of focus焦点差difference of profit利润差异difference in height高度差difference set pairs差集偶difference of module差模difference frequency差频difference of maters物性差异difference evolution差分演化difference fragments差异片段difference of height高差