medal
/ˈmedl; `mɛdl/ n
flat piece of metal, usu shaped like a coin and stamped with words and a design, which commemorates an event etc, or is awarded to sb for bravery, sporting achievement, etc 纪念章; 奖章; 奖牌; 勋章
present/award medals for long service 因长期服务授予奖章
win a silver medal for shooting 赢得射击银牌.