Subtitles section Play video

♪♪♪ ♪♪♪ ♪♪♪ ♪♪♪ ♪♪♪ ♪♪♪

Subtitles and vocabulary

Click the word to look it up Click the word to find further inforamtion about it

究竟什麼是病毒性肝炎？[甲型肝炎］ (What Exactly is Viral Hepatitis? [Hepatoviral A])

Video vocabulary