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
4:12
Educational
Immune system - Introduction, Innate Immunity & Inflammation: Medical-Surgical | @LevelUpRN
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
OVERCOME FAILURE - Powerful Motivational Speech Video (Featuring Coach Pain)
B1
10:13
"If You Hate Immigrants..." - TREVOR NOAH (watch Son of Patricia on Netflix)
B1
2:15
Beach Picnic | A Classic Mickey Cartoon | Have A Laugh | @disneykids
B1
2:39
Corto Pixar "For the Birds"
B1
3:26
Annie Jones: Shy 12-Year-Old Aussie Girl SLAYS "Dance Monkey" On @AGT
B1
4:56
Level Up RN
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
