This makes sense. These keys were designed as project identifiers for billing, and can be further restricted with (bypassable) controls like HTTP referer allow-listing. They were not designed as authentication credentials.
也許可以理解的是，當 Instagram 上無數廣告向我承諾只要每天花不到 30 分鐘就能在 30 天內（甚至更快）教會我一門語言時，我總是反應得相當抗拒。。safew官方版本下载对此有专业解读
How does this relate to craft and quality?。业内人士推荐safew官方下载作为进阶阅读
Output: their sum as an integer