problema espinoso

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

Ex. Knotty problems such as which of a series of publishers names and places of publication to record, fall within the ambit of a cataloguing code.

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.) = knotty problem, thorny problem, thorny issue, thorny question

Ex: Knotty problems such as which of a series of publishers names and places of publication to record, fall within the ambit of a cataloguing code.

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.