many a/an
formal + literary
—
used with a singular noun to refer to a large number of things or people许多，大量（与单数名词连用，指数量庞大的物或人） -
It remained a mystery for many a year. [=for many years]很多年来，这一直是个谜。
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I've been there many a time. [=many times]我已经到过那儿很多次了。
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Many a tale was told. [=many tales were told]很多故事在流传。
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Many an answer [=many answers] can be found in this book.很多答案可以在这本书中找到。
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Many a man has tried [=many men have tried] but few men have succeeded.很多人尝试过，但几乎无人成功。