《溜索》讲课思路

https://mp.weixin.qq.com/s?__biz=MzI5MDkwNjczMg==&mid=2247498809&idx=1&sn=328051324fea4a4ca8dc3f0724018403&chksm=ec1a0b3adb6d822c4a8fcbb017635dd2c5d3a8fc875f81d0949b0cf7be4142397e73744ff262&scene=27