訂書 dìngshū to order books Origin Definitions Defs Strokes Stroke Words Sentences Sents 订书机 dìngshūjī stapler stapler; stapling machine; a device used to bind loose sheets of paper together订书针 dìngshūzhēn staple staple used for binding papers together订书钉 dìngshūdīng staple staple used for fastening papers; stationery item