书简 shūjiǎn letter Origin Definitions Defs Strokes Stroke Words Sentences Sents shūjiǎn letter 书 書 shū noun letter a letter; mail or correspondence简 簡 jiǎn letter (bound form) a letter; a piece of correspondenceshūjiǎn bamboo slips 书 書 shū noun book book; volumes or works of text or drawings bound together简 簡 jiǎn bamboo slips (bound form) narrow strips of bamboo or wood used for writing in ancient times