🇬🇧 en pt 🇵🇹

black hole noun

  /blæk ˈhoʊl/ , /blæk ˈhəʊl/
  • A place of punitive confinement; a lockup or cell; a military guardroom. [from 18th c.]
 buraco negro
supermassive black hole
buraco negro supermassivo
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