第一手: first-hand...
惦记: to think of, to keep thinking about, to be concerned about...
至于: as for, as to, to go so far as to...
古迹: places of historic interest, historical sites...
诉苦: to grumble, to complain, grievance...
输家: loser (as opposed to winner )...
谜: riddle...
黑客: hacker (computing) (loanword)...
愚公移山: the old man moves mountains (idiom); where there's a will, there's a way...
王后: queen...