once in a lifetime英语标准发音:once in a lifetime英式发音:美式发音:wʌns ɪn ə ˈlaɪftaɪm翻译中文一生一次once in a lifetime - 基本释义[词典1]一生一次once in a lifetime - WEB词典Once in a lifetime一生一次的爱终生大事only once in a lifetime一生只有一次For Once In a Lifetime富贵 参考资料: 1.百度翻译:once in a lifetime2.有道词典:once in a lifetime3.爱词霸:once in a lifetime