有很多方法，听我讲一讲！

{!-- PGC_VIDEO:{"thumb_height": 720, "vposter": "http://p0.pstatp.com/origin/tos-cn-p-0000/4b2e4c1142ef4c86a661880a00d65bc6", "thumb_width": 1280, "vid": "v020167e0000bpd627l34q10sc8o8li0", "vu": "v020167e0000bpd627l34q10sc8o8li0", "duration": 111.57, "thumb_url": "tos-cn-p-0000/4b2e4c1142ef4c86a661880a00d65bc6", "thumb_uri": "tos-cn-p-0000/4b2e4c1142ef4c86a661880a00d65bc6", "video_size": {"high": {"duration": 111.57, "h": 720, "w": 1280}, "ultra": {"duration": 111.57, "h": 720, "w": 1280}, "normal": {"duration": 111.57, "h": 720, "w": 1280}}} --}