编辑语 From the Editors

四川音乐学院公开课：中国舞蹈优秀作品赏析

https://www.bilibili.com/video/BV1U7411K729?t=11.0

https://www.bilibili.com/video/BV1U7411K729?t=5.2&p=2

https://www.bilibili.com/video/BV1U7411K729?t=5.5&p=3

https://www.bilibili.com/video/BV1U7411K729?t=4.3&p=4

https://www.bilibili.com/video/BV1U7411K729?t=4.1&p=5

https://www.bilibili.com/video/BV1U7411K729?t=3.3&p=6

第二大脑 Brain-2

• 开关深色背景 Switch Background Color：PC: ctrl + shift + L。Mac: cmd + shift + L。 Phone: Settings - Theme。
• 用于扩展内容的可点击按钮可能在：标题、标题前的三角形、视频图像中或下的三角形. Possible clickable buttons for expansion of the content: the title, the triangle before title, in or below video image.