插: stick into; insert...
水面: water surface...
样: kind, type...
困惑: bewildered, perplexed, confused, difficult problem, perplexity...
受理: to accept to hear a case, to handle (a service)...
拴: to tie up...
宣扬: to proclaim, to make public or well known...
跳伞: to parachute, to bail out, parachute jumping...
猜想: to guess, to conjecture, to suppose, to suspect...
不肯: not willing to...
