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：Optical light spectrum. Rainbow gradient background. Electromagnetic visible color spectrum for human eye. Color scheme from infrared to ultraviolet. Vector illustration，英文名称是：Optical light spectrum. Rainbow gradient background. Electromagnetic visible color spectrum for human eye. Color scheme from infrared to ultraviolet. Vector illustration，该资源由网友上传，提供高速下载。
