双键 Save Sign in to save words Traditional (Taiwan): 雙鍵 shuāngjiàn ㄕㄨㄤ ㄐㄧㄢˋ double bond (chemistry) Character by character 双(shuāng)surname Shuang 键(jiàn)key Other words read shuāngjiàn shuangjian with other tones 双减 爽健 Often confused with shuangjian 霜降 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0