人教版高中英语必修3Unit4单词幻灯片PPT课件

.,1,solar,太阳的；日光的,.,2,atom,n.原子,.,3,violent,adj.猛烈的；激烈的,.,4,astronomy,n.天文学,.,5,astronomer,n.天文学家,.,6,system,n.系统；体系,.,7,solarsystem,太阳系,.,8,religion,n.宗教；宗教信仰,.,9,theory,n.学说；理论,.,10,billion,十亿,.,11,globe,n.球体；地球仪；,.,12,global,adj.全球性的,.,13,intime,及时；终于,.,14,carbon,n.碳,.,15,nitrogen,n.氮,.,16,vapour,n.蒸气；水蒸气,.,17,atmosphere,n.大气层；气氛,.,18,unlike,prep.不同；不像,.,19,fundamental,adj.基本的；基础的,.,20,presence,n.出席；到场,.,21,dissolve,Vt.&vi.溶解；解散,.,22,harmful,adj.有害的,.,23,acid,n.酸,.,24,chain,n.链子；连锁,.,25,reaction,n.反应；回应,.,26,multiply,Vt.&vi.乘；增加,.,27,oxygen,n.氧,.,28,shellfish,n.水生有壳动物,.,29,amphibian,n.两栖动物,.,30,reptile,n.爬行动物,.,31,layeggs,下蛋,.,32,dinosaur,n.恐龙,.,33,exist,vi.存在；生存,.,34,mammal,n.哺乳动物,.,35,givebirthto,产生；分娩,.,36,thus,adv.因此；于是,.,37,inonesturn,轮到某人；接着,.,38,dioxide,n.二氧化物,.,39,carbondioxide,二氧化碳,.,40,preventfrom,阻止；制止,.,41,puzzle,n.难题；谜,.,42,biology,n.生物学,.,43,biologist,n.生物学家,.,44,gravity,n.万有引力；重力,.,45,satellite,n.卫星,.,46,gentle,温和的；文雅的,.,47,geologist,n.地质学家,.,48,physicist,n.物理学家,.,49,blockout,挡住（光线）,.,50,extinct,adj.灭绝的；绝种的,.,51,climate,n.气候,.,52,comet,n.彗星,.,53,crash,vt.&vi.碰撞；坠落,.,54,spaceship,n.宇宙飞船,.,55,pull,n.&vt.拉（力）；拖,.,56,lessen,vi.&vt.减少；减轻,.,57,cheerup,感到高兴,.,58,float,vi.&vt.(使）浮动；n.漂浮物,.,59,weightlessly,adv.失重地,.,60,cabin,n.小屋；船舱,.,61,nowthat,既然,.,62,getthehangof,熟悉；掌握；理解