The utility model has the advantages of simple structure, low cost, convenient application, no occupation of wall space and greatly facilitating human to enjoy the double faced picture.
本实用新型结构简单，成本低，使用方便，且不占用墙壁空间，极大地方便了人们欣赏双面画。
Space is an important element in the structure of a picture.
空间是构成画面的重要因素。
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