流域: river basin, valley, drainage area...
场所: location, place...
半决赛: semifinals...
施行: to put in place, to put into practice, to take effect...
彼此: each other, one another...
不已: endlessly, incessantly...
球星: sports star (ball sport)...
技巧: skill, technique...
开枪: to open fire, to shoot a gun...
秘诀: secret know-how, key (to longevity), secret (of happiness), recipe (for success)...