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
B1 中级
英语
11:06
Educational
What is Science? | Introduction To Science | Definition of science | Types of science | Letstute
学习统计
B1
CEFR 等级
5/10
难度
评论 (0)
登录后评论
还没有评论。成为第一个分享想法的人！
互动模式
测验
正确！
不太对。
正确答案：
相关视频
The Fields of Athenry ( lyrics )
B1
4:37
What is Classical Economics? | Adam Smith | New IB Economics Syllabus | IB Microeconomics
B1
14:18
Bad Ear Day | A Mickey Mouse Cartoon | Disney Shows | @disneykids
B1
3:51
Alternative Ricks in Season 8 | Rick and Morty | adult swim
B1
10:10
Is the U.S. starving for Canadian travellers? | About That
B1
10:53
Let'stute
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
