open back bindingホローバック製本[基礎]open back: 屋根｛やね｝のない荷台部分｛にだい ぶぶん｝back stitch binding off: back stitch binding off巻き止め[化学]〈95L0202:家庭用編機用語〉binding arms behind back: binding arms behind back羽交い絞めはがいじめ
