https://static01.nyt.com/images/2022/07/21/world/CNHFO-Didi-fine-01-copy/merlin_208237632_030ecbc5-b4b1-4926-8146-7c23a75a500c-mediumThreeByTwo440.jpg简报：滴滴80亿罚单背后释放什么信号；拜登新冠检测呈阳性