Learning Package
Channel
Business & Finance
Learning Resources
Arts & Entertainment
Music
Animation
News & Current Affairs
Kids
Leisure & Travel
Science & Technology
Health & Wellness
Levels
A1
A2
B1
B2
C1
C2
Level Description
Pronunciation Challenge
Saved
Search Vocabulary
服務介紹
Learning Package
Log in
Subtitles section
Play video
Print subtitles
x1.0
x 0.5
x 0.75
x 1.0
x 1.5
Repeat video
Font size
Shortcuts
Return
175%
150%
125%
100%
90%
Subtitles and vocabulary
Click the word to look it up
Click the word to find further inforamtion about it
Back
Next
B1
US
Quadratic Equations | #aumsum
0
0
More
Share
Save
Report
Video vocabulary
No results
