1.(group of related objects, people)(物品、人等的)一类, 一伙；+of tools, keys, cutlery, crockery, stamps一套；+of photographs一组
I need to collect three more of these little figures and I'll have the whole set.我需要再收集三个这种小图案, 才会集齐一套。
2.a set of sth
+of rules, guidelines, principles一套；+of standards, values, beliefs一类
3.(clique)一帮人；一伙人；(尤指)小集团, 圈子
London's literary set伦敦的文学圈子
the yachting set帆船爱好者群体