蝉 ㄔㄢ ˊ chán 联 ㄌㄧㄢ ˊ lián 蟬 ㄔㄢ ˊ chán 聯 ㄌㄧㄢ ˊ lián to continue in a post (to hold a post) several times in succession (to win a title) in successive years to stay at number one to defend a championship