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
9:27
Educational
Cataracts Explained Simply - Symptoms, Causes, Treatments
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
Auli'i Cravalho - The Making of 'Beyond (Moana 2)' | Vevo Footnotes ft. Rachel House
B1
4:33
How to Write a Cover Letter
B1
1:56
Girl Lives A Fake Life On Social Media | @DramatizeMe
B1
19:53
Re-Learning How to Live in a Car | Australia’s Northwest Travel Vlog
B1
26:48
John Mulaney Presents: Everybody's In L.A. | Official Trailer | Netflix
B1
1:22
Doctor Eye Health
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
