必须微单，视频里有我最全面的分析。希望能给您作个参考！

{!-- PGC_VIDEO:{"thumb_height": 1088, "vposter": "http://p0.pstatp.com/origin/tos-cn-p-0000/867307c218e54f5e803833c6a0f183d5", "thumb_width": 1920, "vid": "v02016df0000bq9ckndahtmb3oav2k80", "vu": "v02016df0000bq9ckndahtmb3oav2k80", "duration": 70.36, "thumb_url": "tos-cn-p-0000/867307c218e54f5e803833c6a0f183d5", "thumb_uri": "tos-cn-p-0000/867307c218e54f5e803833c6a0f183d5", "video_size": {"high": {"duration": 70.36, "h": 1088, "w": 1920}, "ultra": {"duration": 70.36, "h": 1088, "w": 1920}, "normal": {"duration": 70.36, "h": 1088, "w": 1920}}} --}