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
How Mendel's pea plants helped us understand genetics - Hortensia Jiménez Díaz
B1
3:07
How big is a billion? - Numberphile
B1
9:42
The Better Call Saul And Breaking Bad Timeline Explained
B1
17:42
The Bachelor Franchise Wildest Moments of 2022
B1
17:22
American vs. British English - Vowel Sounds - Pronunciation differences
B1
7:00
Netflix
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
