Last Updated
：2025/11/20
don't teach your grandmother how to milk ducks
Proverb
alt-of
alternative
Japanese Meaning
既に十分な経験や知識を持っている人に、基本的なことを教えたり助言したりするのは無意味である。 / 経験豊かな人に対して、余計な基本的な教えをするのは、かえって迷惑であるという戒め。
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Alternative form of don't teach your grandmother how to suck eggs
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don't teach your grandmother how to milk ducks
When he began giving tips to the veteran mechanic, I told him, don't teach your grandmother how to milk ducks, since she's been fixing engines for forty years.
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When he began giving tips to the veteran mechanic, I told him, don't teach your grandmother how to milk ducks, since she's been fixing engines for forty years.
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