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
What Will Happen to Marketing in the Age of AI? | Jessica Apotheker | TED
B1
10:44
The Bold Grenadier - the finest English folk song ever.
B1
4:09
Bad Ear Day | A Mickey Mouse Cartoon | Disney Shows | @disneykids
B1
3:51
Australian interview at its finest
B1
1:03
Breaking Bad Season 5: Episode 16: Walt and Skyler Final Scene HD CLIP
B1
4:22
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
