(1)分隔，使隔开，分离(析)((cause to) come apart，divide (into parts)，take away (a part)from a combination or mixture)[I，I+prep (from) I+adv，T+n，T+n+prep (into/from)，T+n+adv (up) prep (into)]：The two parts～at the joint.这两部分在接口处分开。The two pipes～d from each other.两根管子相互脱节。The branch～d from the trunk of the tree. 树枝从树干上脱落。The paper～d from the wall. 壁纸从墙上掉下。Here the river～s into two channels.河在这里岔分成两条水流。～the rolls in the pan/the boys who are fighting/the two pipes by unscrewing把锅里的肉卷分成份/把打架的孩子拉开/把两根管拧开;Most schools decide to～their pupils into different groups according to age.大多数学校决定把学生按年龄分成不同的组。The class was～d into several groups. 班级被分成几个组。The children were～d into two parties. 孩子们被分成两个小队。The land was～d into small plots. 土地被分成(几)小块。The house has been～d up into different flats.这所房子已被隔成几套公寓房间。〖同〗isolate，set apart;〖反〗combine，unite;

(2)隔开(keep apart by being between;occupy a position between two countries，areas，etc)[T+n，T+n+prep (from)]：a hedge that～s the yards把院子分开的树篱;a fence that～s the two fields 将两块地隔开的篱笆;A garden～s his house from the next.一个花园把他的房子与另一所房子隔开。The Great Lakes～s Canada from America. 五大湖把加拿大与美国分隔开。England is～d from France by the Channel.英法两国被英吉利海峡分隔开。You can't～morality from politics.(fig)你不能把道德与政治分隔开来。〖同〗divide，part;〖反〗join，connect;

(3)分手(开)(part company;go in different directions)[I]：～at the crossroads在十字路口分手;not～till nightfall 到夜幕降临才分开;～in all directions 向四处散去;We walked until midnight and then～ed.我们散步到午夜，然后分手。

(4)(使)分居((cause to) stop living together as husband and wife without divorce)[I，T+n]：My parents have～d. 我的父母已分居了。We～d after two years of marriage.我们结婚两年后就分居了。He was～d from his wife last year.去年他和妻子分居了。

separate the sheep from the goats：区分好人与坏人：What we needed was a new leader who would～the sheep from the goats. 我们所需要的是一位能区别好人与坏人的新领导人。

separate the grain/wheat from the chaff区分优劣(良莠)：My students seem equally bright in class，but when I took their written work it's easy to～the wheat from the chaff. 我的学生在课堂上好像全都一样聪明，可是只要一看书面作业，就容易分出高低。

separate out (v adv)(把/使……)从混合液体中分离出来，提取(vi & vt)：Oil and water/Cream and milk～s out.油和水不相混/乳脂能从奶中离析出来。～out the precious chemical from the substance in which it is found.把宝贵的化学物质从它所在的物质中离析出来;

→′separable adj 可分开(离)的;′separated adj 分居的;′separator 分离器;͵sepa′ration n 分离(开)，分居;

【辨异】separate 与divide的区别见 DIVIDE。