书牍 Save Sign in to save words Traditional (Taiwan): 書牘 shūdú ㄕㄨ ㄉㄨˊ letter wooden writing strips (arch.) general term for letters and documents Character by character 书(shū)book 牍(dú)documents Other words read shūdú shudu with other tones 熟读 书蠹 数独 Often confused with shudu 速度 速读 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0