🇬🇧 en pt 🇵🇹

blackboard noun

  /ˈblækboɹd/ , /ˈblækbɔɹd/ , /ˈblækbɔːd/
  • A large flat surface, finished with black slate or a similar material, that can be written upon with chalk and subsequently erased; a chalkboard.
 lousa, quadro, quadro de giz, quadro-negro
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