台上一分钟台下十年功
It takes ten years of practice to make a one-minute performance on stage
以上为机器翻译结果，长、整句建议使用 人工翻译 。
台上一分钟台下十年功。
A minute on the stage takes ten-year practice.
youdao
俗话说在舞台上说一分钟，台下十年功。
As the saying that a minute on the stage bases on ten years' hard work.
台上一分钟，台下十年功。
One minute on the stage needs ten years practice off stage.
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