sea change

US /si tʃendʒ/

UK /si: tʃeindʒ/

A1 初級
n.名詞徹底的改變
The internet has brought about a sea change in how we communicate.

影片字幕

F2C2012: Aaron Swartz keynote - "How we stopped SOPA"

22:52F2C2012: Aaron Swartz keynote - "How we stopped SOPA"