三.常见的词根(粘着词根boundroot)1)aer,ar,含义是“空气,大气”aeroplane,aerial,2)ag,act,ig,含义是“做,动作”active,agent,reaction,3)alt,含义是“高”,altitude,4)alter,altern,altr,含义是“其它,变更”alternate,5)bio,bi,bion,含义是“生物,生命”biology,bionics(仿生学)6)brev,bri,brief,含义是“短”brief,abbreviation,abridge(节略)7)cap,capt,cept,cip,含义是“取,获”capture,except,concept,capacity8)ced,ceed,cess,含义是“行,让步”proceed,succeed,excess(过度)9)centr,centr,含义是“中心”concentrate,eccentric(偏心的)10clain,clam,含义是“呼喊”claim,proclaim,exclaim11)clos,clud,含义是“闭合”conclude,enclose,include12col,cult,含义是“耕耘”colony,cultivate,agriculture13)cor,cord,含义是“心”cordial,record,accord14)curr,cur,cour,含义是“跑,动作”current,occur,concurrence(同时发生)15)dic,dict,含义是“说,示”dictate,edit,indicate,predict16)doc,doct,含义是“教”doctor,document17)duc,duct含义是“引导,传导”introduce,produce,conduct,deduct(推论)18)fact,fac,fect,dic,dit,含义是“做,创造”factory,effect,profit,faculty,perfect19)fend,fens,含义是“打,击”defence,offence20)fer 20210311