cardboard
n[U]
1 thick stiff type of paper or pasteboard used for making boxes, binding books, etc 硬纸板(用以制盒子、 装订书籍等)
[attrib 作定语]
a cardboard box 纸箱; 纸盒.
2 [attrib 作定语]
(fig 比喻) without real substance or worth 无实质的; 无价值的
a cardboard figure, character, dictator 有名无实的人物、 角色、 独裁者.