How to pronounce laborious in Portuguese?

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laborious::adjective | Spocien Dictionary

laborious

/lə'boʊriəs/

characterized by effort to the point of exhaustion; especially physical effort

Type	Words
Synonyms	arduous, backbreaking, grueling, gruelling, hard, heavy, operose, punishing, toilsome
Derivation	labor, laboriousness

spent many laborious hours on the project.