新冠病毒溯源：科学问题，如何用科学回答？

DPlayerOptions.push({ "id": "619a2394f8eceb378b49163e47beb0b7", "hotkey": true, "screenshot": false, "loop": false, "autoplay": true, "theme": "#7addeb", "lang": "zh", "preload": "auto", "video": { "url": "https://drfs.ctcontents.com/file/10621649/499861247/95fc91/%E8%A7%86%E9%A2%91%E5%A4%96%E9%93%BE/%E7%9F%AD%E8%A7%86%E9%A2%91/%E3%80%8A%E6%96%B0%E9%97%BB1%2B1%E3%80%8B20210616%E6%96%B0%E5%86%A0%E7%97%85%E6%AF%92%E6%BA%AF%E6%BA%90%EF%BC%9A%E7%A7%91%E5%AD%A6%E9%97%AE%E9%A2%98%EF%BC%8C%E5%A6%82%E4%BD%95%E7%94%A8%E7%A7%91%E5%AD%A6%E5%9B%9E%E7%AD%94.mp4", "type": "auto" }, "danmaku": null });