検索結果- ポルトガル語(ポルトガル、ブラジル) - 英語
検索内容:
osso duro de roer
noun
(idiomatic) hard nut to crack (problem that is challenging to solve) / (idiomatic) hard nut to crack (situation, person, group, etc. which is difficult to overcome or deal with) / (idiomatic) a brave or hardy person or organisation
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