搜元素提供国外优质的免版权矢量素材资源免费下载,该资源的中文名称是:Intellectual property and copyright are protected. The book with the patent records is locked. Flat. Vector illustration,英文名称是:Intellectual property and copyright are protected. The book with the patent records is locked. Flat. Vector illustration,该资源由网友上传,提供高速下载。