sugar,cloth,water,detail, *** ,work,light,science,form,interest,art,area,color,disease,illness,rock,stone, *** tter,food,cult *** e,noise,liquid,solid,gas,cli *** te,film, *** terial,population,temperat *** e,experience,speech,use time,life,action,activity,study
rock(砂岩) rocks(块岩) work(工作,作品) works(著作) *** (纸) *** s( *** ,报告,文件)
area(面积) areas(地区,区域) time(时间) times(次数) room(空间) rooms(房间) water(水) waters(水域)
collections由同一种物品构成,可数 his three collections of short stories
collection 由不同种物品构成,不可数 his art collection