presidential

presidential
/ˌprezɪˈdenʃl; ˌprɛzə`dɛnʃəl/ adj
of a president or presidency 总统（职位）的; 最高领导者（职位）的
    a presidential candidate, election, policy 总统候选人、 选举、 政策
    (US) a presidential year, ie one in which an election for president is held 总统选举年.

牛津英汉双解词典