Last Updated :2025/08/29
CEFR: B2

hueso duro de roer

Noun
idiomatic masculine

(慣用句)難しい問題

English Meaning
(idiomatic) tough nut to crack
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その訴訟事件は弁護士たちにとって手強い難題となりました。

The legal case turned out to be a tough nut to crack for the lawyers.

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plural

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(慣用句)難しい問題

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hueso duro de roer

El caso judicial resultó ser un hueso duro de roer para los abogados.

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その訴訟事件は弁護士たちにとって手強い難題となりました。

その訴訟事件は弁護士たちにとって手強い難題となりました。

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El caso judicial resultó ser un hueso duro de roer para los abogados.

Spanish - Japanese

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