The video owner has disabled playback on external websites.
This video is no longer available on YouTube.
This video cannot be played right now.
Watch on YouTube
互动模式
测验
正确！
不太对。
正确答案：
相关视频
Divergence and curl: The language of Maxwell's equations, fluid flow, and more
B1
15:42
Jordan Peterson: "I'm Not Anti-Feminist" | Q&A
B1
4:28
Planet Earth 2 [2016] - Jaguar Screen Time
B1
4:19
Game of Thrones S6E09 - Sansa vengeance
B1
4:42
Harry Potter Wins His First Quidditch Match | Philosopher's Stone
B1
8:33
Alchimex
测验
正确！
不太对。
正确答案：
观看视频时会出现测验
记忆技巧
来自此视频
免费开始学语言
