natural materials短语⁷⁹⁹⁷⁸⁺⁹ 基本例句 天然原料 In this paper, the evolution and development of natural materials in fiber art were analyzed through studying the personality of natural materials exhibited in fiber art. 本文从天然材料个性在纤维艺术中的表现出发，分析天然材料在纤维艺术中的演变与发展过程。 dictall