[] a type of a thing, for example a plant or product, that is different from the others in the same general group 种类；品种◆They sell seven varieties of apple/apples. 他们出售七个品种的苹果。◆I've been buying the same variety of toothpaste for years. 多年来我一直购买同一种牙膏。
[, ]several different sorts of the same thing （同一事物的）不同种类◆We have a wide variety of models to choose from. 我们有多种款式供选择。◆He resigned for a variety of reasons. 他由於种种原因辞职了。
[] the quality of not being the same or not doing the same thing all the time 变化；多样性◆I like to have a lot of variety in my work. 我希望我的工作能多点花样。