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:Concentration icon. Simple element from business management collection. Creative Concentration icon for web design, templates, infographics and more,英文名称是:Concentration icon. Simple element from business management collection. Creative Concentration icon for web design, templates, infographics and more,该资源由网友上传,提供高速下载。