订书针 dìngshūzhēn staple Origin Definitions Defs Strokes Stroke Words Sentences Sents 订 訂 dìng to bind to bind together; to staple; to fasten loose pages into a book书 書 shū noun book book; volumes or works of text or drawings bound together针 針 zhēn noun needle needle; pin; a small, thin tool used for sewing or knitting