当且仅当 Save Sign in to save words Traditional (Taiwan): 當且僅當 dāngqiějǐndāng ㄉㄤ ㄑㄧㄝˇ ㄐㄧㄣˇ ㄉㄤ if and only if Character by character 当(dāng)dong 且(qiě)and 仅(jǐn)barely 当(dāng)dong A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0