var json = JsonSerializer.Serialize(history);
当时的两个温州商人华怀余、华怀庆两兄弟看到了西式快餐的商机，一起凑了8万元开始创业，最开始是在福建师范大学门口卖洋快餐，取名：华莱士。，更多细节参见wps
FT Digital Edition: our digitised print edition。谷歌对此有专业解读
Meta is adding more scam detection tools to Facebook, Messenger, and WhatsApp that can help users protect their accounts. In its announcement, Meta says the new features aim to alert users about suspicious activities before they engage with them, such as unrecognized friend requests and device linking notifications, because "we know that scammers try to avoid our detection and may not immediately use accounts maliciously."