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n (1)部分，一段(塊)(part that is divided or separated)[C]：a～of a railway/a route鐵路/路線的一段;a～of house/garden/family estate 房子/花園/家產(chǎn)的一部分;a dangerous～of the motorway 公路的危險(xiǎn)路段;a non-smoking～of the restaurant 飯店的禁煙區(qū);the written～s of the examination 考試的筆答部分;the practical～of the course 該課程的實(shí)踐部分;divide the area into two～s 把區(qū)域分成兩片;devide the class/orange into three～s 把班級(jí)分成三部分/把橘子分成三份;〖同〗part，division，portion;

(2)地區(qū)(段)(district area of a town，county，or country，etc)[C](尤AmE)：a business/shopping/residential/wealthy/downtown～(of town)(市內(nèi)的)商業(yè)/購物/住宅/富人/繁華區(qū);the～of desert surrounding the oasis綠洲周圍的沙漠地區(qū);〖同〗district，area，region;

(3)(機(jī)構(gòu)等的)部門(處，科，股，組)(part，division or department of an organization，institution，etc)[C]：the information/Western Europe/decoding～情報(bào)處/西歐司/解密組;geography～of the library圖書館的地理部;furniture～of the business商店的家具處;be transferred to the record-keeping～of the organization 被調(diào)到機(jī)構(gòu)的檔案管理科;play in the wind～of the orchestra在交響樂團(tuán)的管樂隊(duì)演奏;

(4)(書的)節(jié)，(報(bào)紙的)欄，(法律的)款(項(xiàng))等(part of writing，as of a newspaper，chapter，legal code，etc)[C]：the sports/arts/financial～of the paper報(bào)紙的體育欄/藝術(shù)欄/金融欄;study/read the first～學(xué)習(xí)/閱讀第一節(jié);Chapter V has three～s.第五章有三節(jié)。～two of the bylaws/treaty 地方法規(guī)/條約的第二款;〖同〗part;

(5)小集團(tuán);一部分人(separate group within a body of people)[C]：various～s of society社會(huì)中的不同階層 ;all～s of public life社交生活中的所有階層;the revolution～s of the working class 工人階級(jí)中的革命派;Soldiers make up only a small～of the population.軍人只是人口中的一小部分。

(6)部(組，零)件(one of a number of parts that can be fitted to make a whole)[C]：four～s of a model/a pipe/a fishing rod四組合模型/四根套管/四節(jié)漁竿;fit together the～s of the machine把機(jī)器的各個(gè)部件組裝起來;The bookcase comes apart into～s.書櫥可拆成幾個(gè)部分。The building was delivered in～s and assembled on the site.樓房分部件運(yùn)到工地，就地安裝。

(7)縱剖(斷，切)面(representation of a solid object as if cut straight through from top to bottom and looked at from the side)[C]：a～of soil/human brain/the stem of a flower土壤/人腦/花徑的剖面;a～through a lung肺部斷面;

(8)切片(面)，切開的部分(very thin flat piece cut or separated to be looked under a microscope)[C]：a～of tissue細(xì)胞組織的切片;send a～of cancerous tissue to the lab for microscopic examination把癌細(xì)胞組織切片送到實(shí)驗(yàn)室，用顯微鏡進(jìn)行觀察;〖同〗slice，cutting，sample;

(9)切開(除)(cut，esp medical one made in part of the body in an operation)[U]：the～of the nerve fibres/a diseased stomach/a blood vessel切割神經(jīng)組織/胃的病變部位/血管;

vt(1)將……分成部分(cut or divide sth into sections)[T+n，T+n+prep]：～a class for oral drills把班級(jí)分成小組進(jìn)行口語練習(xí);～a rock for examination 將石塊切成薄片進(jìn)行觀察研究;～a library into subject areas 把圖書館按不同科目劃分;

(2)切除(開)(separate tissue，etc surgically)[T+n];

→′sectional adj 組合的，社會(huì)某群體的;′sectionalism n 本位主義;′sectionalist adj 本位主義者;′sectionalize，-ise v 使具有地方性，把……分成段;

【辨異】section與part¹、piece和portion的區(qū)別見PART¹。