fluor-

英[f'luːɔː] 美[f'luːɔː]
  • “氟”和“荧光”的词首
  • down adv.向下prep.沿着...而下adj.向下的;消沉的;无礼的n.绒毛;汗毛v.击倒;打败;吞下;被抑制
  • plunk v.(使)发声;(使)沉重地坠落n.使劲投掷;一美元adv.扑通一声地=plonk
名词 fluor:
  1. a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine