容光焕发: face glowing (idiom); looking radiant, all smiles...
然而: however, yet, but...
造福: to benefit (e.g. the people)...
发病: onset, outbreak (of a disease)...
纠缠: to be in a tangle, to nag...
黑客: hacker (computing) (loanword)...
一点点: a little bit...
例外: exception, to be an exception...
短信: text message, SMS...
牛: ox, cow, bull...