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
This Story Will Give You Chills! No Movie Can Top This Story! True Crime Documentary
B1
26:32
The Wind and the Sun - US English accent (TheFableCottage.com)
B1
3:22
Clemenza's meatballs in The Godfather
B1
1:16
Burke on: The Sublime
B1
4:21
"My Jesus I Love Thee" 250 Voice Mass Choir for Classic Hymns English album at Hyderabad
B1
5:02
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
