case bound book 精装书
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Lining: (1) Any materials applied to the inside of articles. (2) materials such as mull, kraft paper, etc, used for back lining in a case-bound book.
衬料：(1)任何的垫里材料。(2)装订书籍所用的贴脊材料，例如纱布、牛皮纸等。
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