If the gif is on the Facebook servers then you should assume that they own the copyright and have exclusive use of it unless there is a license somewhere that says otherwise.
There are plenty of free (not encumbered by copyright, or under a free license) spinners available on the net, and even a site the generates them for you.
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如果 gif 位于 Facebook 服务器上，那么您应该假设他们拥有版权并拥有其独家使用权，除非有许可证另有说明。
网上有很多免费的（不受版权限制或免费许可）旋转器，甚至一个网站< /a> 为您生成它们。
If the gif is on the Facebook servers then you should assume that they own the copyright and have exclusive use of it unless there is a license somewhere that says otherwise.
There are plenty of free (not encumbered by copyright, or under a free license) spinners available on the net, and even a site the generates them for you.