https://hzwpic.hangzhou.com.cn/uploads/video/2024-05-17/d576f193732812d5a14c57e159cd803d_high.mp4

https://hzwpic.hangzhou.com.cn/uploads/video/2024-05-17/d576f193732812d5a14c57e159cd803d_highsec.mp4

https://hzwpic.hangzhou.com.cn/uploads/video/2024-05-17/d576f193732812d5a14c57e159cd803d_standard.mp4

https://hzwpic.hangzhou.com.cn/uploads/video/2024-05-17/d576f193732812d5a14c57e159cd803d_fluency.mp4