视频的特点是知识密度低 得分情况。对熟悉知识，视频知识密度低，所以不好。对不熟悉知识，视频知识密度低反而是件好事 https://www.bilibili.com/video/BV1FP4y1F7oE/?spm_id_from=333.1387.upload.video_card.click&vd_source=dea414ee2d39e74f662ceec0edffdf24 ![CleanShot 2025-07-13 at [email protected]|1000](https://imagehosting4picgo.oss-cn-beijing.aliyuncs.com/imagehosting/fix-dir%2Fmedia%2Fmedia_HnAmLbNOff%2F2025%2F07%2F13%2F20-49-29-13bb6a4728431b210dd415f1f6a0b797-CleanShot%202025-07-13%20at%2020.46.23-2x-e9ca02.png)