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
10:49
Educational
Introduction to Immunology
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
Colin Hanks Fell in Love with Jimmy's Mom
B1
2:01
Introduction to Indigenous Knowledge : Ep 8 of Crash Course Native American History
B1
8:53
Kevin Hart FaceTimes Dwayne Johnson While Co-Hosting The Tonight Show
B1
3:42
North Koreans tell BBC they are stuck and waiting to die - BBC News
B1
22:14
James Acaster On The Absurdity Of The British Empire
B1
3:43
Professor Dave Explains
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
