Uranium,as a predominant fuel ingredient for most nuclear reactors,is the key element in nuclearfuel cycle.Moreover,its chemical and physiological toxicity can be never negligible when it is open for humanexposure.In this regard,efficient removal or recovery of mobile hexavalent uranium(U(Ⅵ)) from radioactivewaste water and nuclear industry involved environment is of pivotal importance for human health andenvironmental safety.