时效
❶prescription
❷effectiveness for a given period of time
因~而取得的权利 prescriptive right/诉讼~prescription of action/表明药品的~ mark the expiry dates of medicines/法定~statutory limitation/设法定~期间的规定make provision for a period of limitation/确认战争罪及危害人类罪无~期间的原则affirm the principle that there is no period of limitation for war crimes and crimes against humanity/~中断interruption of prescription /~期prescription term