<p style="font-size: 12px;color:#aaa;">版权引用：<a href="https://www.pexels.com/photo/cubes-cube-megaminx-rubik-s-cube-7911288/"><span style="font-size: 12px;color:black;">“Free stock photo of cube, cubes, megaminx”</span> </a>由 <a href="https://www.pexels.com/@tripatpal-singh-2389971"><span style="font-size: 12px;color:black;">Tripatpal Singh </span></a> 授权许可 <span><a href="https://www.pexels.com/photo-license/" target="_blank" style="font-size: 12px;color:black;">Pexels License<img src="" style="display: inline-block;height: 16px;width: auto;"></a></span></p>