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:System vulnerabilities chalk concept icon. Smart house flaws idea. Negative effects of innovative technology for apartments. Difficulties in use. Vector isolated chalkboard illustration,英文名称是:System vulnerabilities chalk concept icon. Smart house flaws idea. Negative effects of innovative technology for apartments. Difficulties in use. Vector isolated chalkboard illustration,该资源由网友上传,提供高速下载。