- 美文聽寫:TheSourceofEnergy能量的來源TheSourceofEnergyAsummaryofthephysicalandchemicalnatureoflifemustbegin,notontheEarth,butintheSun;infact,attheSun'sverycenter.ItisherethatistobefoundthesourceoftheenergythattheSunconstantlypoursoutintospaceaslig...
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- source:n.來源;出處;信息來源;原始資料;起源;根源;原因;vt.(從…)獲得;第三人稱單數:sources複數:sources現在分詞:sourcing過去式:sourced過去分詞:sourced例句:WesourceallthemeatsoldinourstoresfromBritishfarms.我們商店裏賣的肉均從英國農場購進。Thethreatoflosingtheirjob...
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- Waterisveryimportant.Itisthesourceoflife.Everythingintheworldcan’tlivewithoutwater.Theproportionofwaterandaperson’sweightisabout70%.Peoplecanlivewithouteatingfoodforthreedays,buttheywillbeveryclosetodeathiftheydon’tdrinkwaterforthreedays.Thesamego...
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