Search the dictionary A Chinese word or character, or English Search 8 entries. dǎoshù 导数 derivative (math.) dǎoshù 導數 derivative (math.) dàoshǔ, dàoshù 倒数 to count backwards (from 10 down to 0) dàoshǔ, dàoshù 倒數 to count backwards (from 10 down to 0) xíngdàoshù 行道树 roadside tree xíngdàoshù 行道樹 roadside tree chuándàoshū 传道书 Ecclesiastes (biblical book of sermons) chuándàoshū 傳道書 Ecclesiastes (biblical book of sermons)