1 [I] vary (in sth) (used about a group of similar things) to be different from each other （指一些类似的东西）彼此相异: The hotel bedrooms vary in size from medium to very large. 旅馆有多种不同大小的房间，由中等至极大的都有。

2 [I] vary (from... to...) to be different or to change according to the situation, etc （根据不同情况等而）变化，改变: The price of the holiday varies from £500 to £1200, depending on the time of year. 度假费用由500到1200英镑不等，视季节而定。

3 [T] to make sth different by changing it often in some way 使有变化；使多样化: I try to vary my work as much as possible so I don't get bored. 我尝试尽量使我的工作多样化，以免感到沉闷。