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高考英语词汇讲解
O部
1.obviously/??bvi?sli/
[释义]Inawaythatiseasilyperceivedorunderstood.
[例句]Obviously,studyingimprovesgrades.
显然,学习能提高成绩。
2.occasion/??ke??n/
[释义]Aparticulareventortime.
[例句]Birthdaysarespecialoccasions.
生日是特殊的场合。
3.occupation/??kju?pe??n/
[释义]
(1)Ajoborprofession.
(2)Theactofoccupyingaplace.
[例句]Teachingisheroccupation.
教书是她的职业。
4.occupy/??kjupa?/
[释义]Tofillortakeupspace/time.
[例句]Themeetingoccupiedtheentiremorning.
会议占用了整个上午。
5.occur/??k??r/
[释义]Tohappenortakeplace.
[例句]Accidentsoccurwhenwe’recareless.
事故在我们粗心时发生。
6.ocean/????n/
[释义]AvastbodyofsaltwatercoveringmostofEarth.
[例句]ThePacificOceanisthelargestonEarth.
太平洋是地球上最大的海洋。
7.o’clock/??kl?k/
[释义]Usedtospecifythehourwhentellingtime.
[例句]Thetrainleavesat3o’clock.
火车3点发车。
8.October/?k?t??b?r/
[释义]Thetenthmonthoftheyear.
[例句]HalloweenisonOctober31st.
万圣节在十月31日。
9.odd/?d/
[释义]
(1)Strangeorunusual.
(2)(Math)Notdivisiblebytwo.
[例句]Hisoddbehaviorworriedhisfriends.
他古怪的行为让朋友担心。
10.of/?v/
[释义]Expressingpossession,origin,orrelation.
[例句]Thecoloroftheskyisblue.
天空的颜色是蓝色。
11.off/?f/
[释义]
(1)Awayfromaplace.
(2)Notoperatingoractive.
[例句]Turnoffthelightsbeforeleaving.
离开前关掉灯。
12.offer/??f?r/
[释义]
(1)(V.)Topresentsomethingforacceptance.
(2)(N.)Aproposalorbid.
[例句]Sheofferedtohelpwiththeproject.
她主动提出帮忙完成项目。
13.office/??f?s/
[释义]Aroomorbuildingforadministrativework.
[例句]Heworksinabusyofficedowntown.
他在市中心一间繁忙的办公室工作。
14.officer/??f?s?r/
[释义]
(1)Apersonholdingapositionofauthority(e.g.,police).
(2)Amemberofthearmedforces.
[例句]Theofficerdirectedtrafficaftertheaccident.
事故后,警官指挥交通。
15.official/??f??l/
[释义]
(1)(Adj.)Approvedbyauthority.
(2)(N.)Apersoninapositionofauthority.
[例句]Theofficialannouncementwillbemadetomorrow.
官方公告将于明天发布。
16.often/??fn/
[释义]Frequently;manyti