problema peliagudo

(n.) = thorny problem, thorny issue, thorny question

Ex. It is possible to concentrate on improving system features and not tackle the thorny problem of subjective relevance.

Ex. Thorny issues involve data migration, as well as a guarantee of perpetual access, while ensuring preservation of authorship and ownership.

Ex. Indeed, one reason for the reluctance of librarians to donate weeded materials to less-advantaged groups may be that such donations raise the thorny question of intrinsic worth.

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(n.) = thorny problem, thorny issue, thorny question

Ex: It is possible to concentrate on improving system features and not tackle the thorny problem of subjective relevance.

Ex: Thorny issues involve data migration, as well as a guarantee of perpetual access, while ensuring preservation of authorship and ownership.

Ex: Indeed, one reason for the reluctance of librarians to donate weeded materials to less-advantaged groups may be that such donations raise the thorny question of intrinsic worth.