下海: to go out to sea, to enter the sea (to swim etc), to take the plunge (e.g. leave a secure job, or enter prostitution etc)...
欢声笑语: happy laughters and cheerful voices...
聘请: to engage, to hire (a lawyer etc)...
没意思: boring, of no interest...
获胜: victorious, to win, to triumph...
网友: online friend, Internet user...
敲诈: to rip off, to extort (money), extortion, blackmail...
一起: in the same place, together, with, altogether (in total)...
变更: to change, to alter, to modify...
当: to be, to act as, manage, withstand, when, during, ought, should, match equally, equal, same, obstruct, just at (a time or place), on the spot, right, just at...