The distinguished enterprise consists of 12 departments， each of which is made up of 20 people， who graduated from top universities.
译文：这家优秀的公司由12个部门组成，每个部门由20名名校毕业生组成。
主干：The distinguished enterprise consists of 12 departments each of which is made up of 20 people，是“代词+which”引导的非限制性定语从句。修饰先行词12 departments。常见的代词有both,some ,none, each,neither等。 who graduated from top universities.是who引导的非限制性定语从句。先行词是20 people。重点词汇和短语：（1）distinguished adj.杰出的；优秀的； （2）enterprise n. 企业；公司；
（3）consists of 由......组成。固定短语。不用被动结构。 =be made up of=be composed of
(4) department n. 部门
（5）graduate from 毕业于
（6）graduate from 毕业于
