閏秒 Save Sign in to save words Simplified: 闰秒 rùnmiǎo ㄖㄨㄣˋ ㄇㄧㄠˇ leap second Character by character 閏(rùn)intercalary 秒(miǎo)second A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0