You cannot improve your past, but you can improve your future. Once time is wasted, life is wasted. 音标:[ju] [ˈkænɑt] [ɪmˈpruv] [jɔr] [pæst] , [bʌt] [ju] [kæn] [ɪmˈpruv] [jɔr] [ˈfjʊtʃɚ] . [wʌns] [taɪm] [ɪz] [ˈwestɪd] , [laɪf] [ɪz] [ˈwestɪd] . 翻译:你不能改变你的过去,但你可以让你的未来变得更美好。一旦时间浪费了,生命就浪费了。