UNit2Alife’sworkUnderstandingideas部分詞匯trialtry(v嘗試、試驗)+-al(名詞后綴)詞塊：a(free)trialperiodbytrialanderrorontrial免費試用期反復試驗受審craftsmanshipcraftsman(n工匠)+-ship(名詞后綴，表示某種關系、狀態或技能)atomicatom(n原子)+-ic(形容詞后綴)詞塊：atomicbombsatomicpower例句：Histheoryofrelativity,oneofthefundamentaltheoriesofmodernphysics,andtheequationE=mc2pavedthewaytothedevelopmentofatomicpower.HewasawardedtheNobelPrizeinPhysics1921.

backdownbackdown退讓;認輸;承認(錯誤)egSherefusedtobackdownonapointofprinciple.Eventually,hebackeddownandapologised.【拓展】

backoff退后,后退;放過,不去管(某人)backup證實,為……作證;支持,幫助;(車輛)排起長隊thinkoutsidetheboxTogether,theythoughtoutsidetheboxandbrokenewground,leadingtothebreakthroughofthehydrogenbomb.thinkoutsidethebox跳出固有思維模式；跳脫框架思考；解放思想breaknewground

開辟新的領域；有新發現hydrogen(symbolH)achemicalelement.Hydrogenisagasthatisthelightestofalltheelements.Itcombineswithoxygentoformwater.氫氣propulsion（technical術語）theforcethatdrivessthforward推動力；推進?wind/steam/jetpropulsion

風力/蒸汽/噴氣推進acclaimv.【VN】~sb/sth(assth)topraiseorwelcomesb/sthpublicly稱譽某人/事物（..）；給予高度評價?ahighly/widelyacclaimedperformance

受到高度/廣泛贊揚的演出?Theworkwasacclaimedasamasterpiece.

該作品被譽為杰作。acclaimn.[U]praiseandapprovalforsb/sth,especiallyanartisticachievement（尤指對藝術成就的）稱譽，高度評價?international/popular/criticalacclaim

國際上的/公眾的/評論家的贊揚shun［VN]toavoidsb/sth避開；回避；避免?anactorwhoshunspublicity

一個避免引起公眾注意的演員spotlight合成詞：spot(n點)+light(n光)詞塊：in/underthespotlight備受關注turnthespotlightonsth聚焦于；關注于harsh①cruel,severeandunkind殘酷的；嚴酷的；嚴厲的?Theministerreceivedsomeharshcriticism.部長受到了嚴厲的批評。?theharshtreatmentofslaves対奴隸的虐待?Wehadtofaceuptotheharshrealitiesoflifesoonerorlater.我們遲早都得正視生活的嚴酷現實。②(ofweatherorlivingconditionsverydifficultandunpleasanttolivein惡劣的；艱苦的?aharshwinter/wind/climate寒冷的冬天；凜冽的風；惡劣的氣候harsh③toostrongandbright;uglyorunpleasanttolookat強烈刺眼的；丑陋的?harshcolours扎眼的色彩④unpleasanttolisten刺耳的；難聽的?aharshvoice刺耳的嗓音⑤toostrongandroughandlikelytodamagesth

粗糙的；毛糙的；刺激性強的?harshdetergents刺激性強的洗滌劑prosperousprosper(v使繁榮