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
5:12
Educational
Appendicitis - causes, symptoms, diagnosis, treatment & pathology
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
Work and Energy | Class 6 | Science | English Medium | SSC Board | Home Revise
B1
7:45
Dune: Part Two - Riding the Sandworm- (HDR - 4K - 5.1)
B1
4:59
Oprah Winfrey speaks at Agnes Scott College's 128th Commencement
B1
28:30
Base 60 (sexagesimal) - Numberphile
B1
3:51
The Airplane Boarding Method That's Too Perfect To Use
B1
8:28
Osmosis from Elsevier
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
