spanBrE/spæn/NAmE/spæn/nounthelengthoftimethatsthlastsorisabletocontinue持续时间◆Iworkedwithhimoveraspanofsixyears. 我和他共事达六年之久。◆Theprojectmustbecompletedwithinaspecifictimespan. 这项工程必须在规定期限内完成。◆Smallchildrenhaveashortattentionspan. 幼儿注意力持续时间短。➡ see alsolifespan~ (ofsth)arangeorvarietyofsth范围;包括的种类◆Managershaveawidespanofcontrol. 经理的职权范围很大。◆Theseforestscoverabroadspanoflatitudes. 这些森林绵延在多个纬度上。thepartofabridgeoranarchbetweenoneverticalsupportandanother(桥或拱的)跨径,跨度,跨距◆Thebridgecrossestheriverinasinglespan. 河上的桥为单跨桥。thewidthofsthfromonesidetotheother宽度;翼展◆Thekitehasaspanof1.5metres. 风筝宽 1.5 米。➡ see alsowingspan
spanBrE/spæn/NAmE/spæn/verbpresent simple - I / you / we / theyspanBrE/spæn/NAmE/spæn/present simple - he / she / itspansBrE/spænz/NAmE/spænz/past simplespannedBrE/spænd/NAmE/spænd/past participlespannedBrE/spænd/NAmE/spænd/ -ing formspanningBrE/ˈspænɪŋ/NAmE/ˈspænɪŋ/~sthtolastallthroughaperiodoftimeortocoverthewholeofit持续;贯穿◆Hisactingcareerspanned55years. 他的演艺生涯长达 55 年。◆Familyphotosspanningfivegenerationswerestolen. 一家五代人的照片失窃了。~sthtoincludealargeareaoralotofthings包括(广大地区);涵盖(多项内容)◆Theoperation, whichspannedninecountries, resultedin200arrests. 这次行动涉及九个国家,逮捕了 200 人。~sthtostretchrightacrosssth, fromonesidetotheother横跨;跨越SYNcross◆aseriesofbridgesspanningtheriver架在河上的一系列桥梁
spanBrE/spæn/NAmE/spæn/adjective●ˌspickandˈspan(also ˌspicandˈspan) [not usually before noun]neatandclean整洁干净;清清爽爽◆Theirhouseisalwaysspickandspan. 他们家总是收拾得清清爽爽。Alliteration in idiomsbelt and braces,(beat somebody) black and blue,born and bred,chalk and cheese,chop and change,done and dusted,down and dirty,in dribs and drabs,eat somebody out of house and home,facts and figures,fast and furious,first and foremost,forgive and forget,hale and hearty,hem and haw,kith and kin,mix and match,part and parcel of something,puff and pant,go to rack and ruin,rant and rave,risk life and limb,short and sweet,signed and sealed,spic and span,through thick and thin,this and that,top and tail something,tried and testedtrusted,wax and wane