godsend：天賜之物绣的。
A godsend for those who missed the live session
synonym：代名詞 后面跟for 同義詞byword
A synonym for innovation
Passport; 通行證 同義詞ticket key
The passport to a better life/success/prosperity
shift: a shift in public
A shift in opinion/strategy/personal finiance focus
The shift from desktop to personal computer
Labor-intensive economy to knowledge-intensive economy
backbone：勇氣毅力 支柱
enough backbone to take this challenge
