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
葡萄牙语
21:37
Educational
REVERSE ENGINEERING: We copied an INDUSTRIAL SIREN!
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
The hijacking of bus 174 in Rio de Janeiro marks its 15th anniversary.
B1
2:40
A Confissão de Sera (Sera’s Confession) - Música Completa | Hazbin Hotel | Prime Video
B1
1:53
Mãe | Novela | Exclusivo Globoplay
B1
1:01
Gal Costa e Maria Bethânia - Esotérico (Ao Vivo 1980) [Raridade]
B1
4:06
NEWTON'S LAWS - [PHYSICS FROM SCRATCH]
B1
14:03
Manual do Mundo
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
