投書 Save Sign in to save words Simplified: 投书 tóushū ㄊㄡˊ ㄕㄨ to submit a written piece (letter, article, opinion piece etc) Character by character 投(tóu)throw 書(shū)book Other words read tóushū In the same tone 頭梳 Often confused with toushu 投訴 投宿 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0