🇬🇧 en zh 🇨🇳

demonstration noun

  /dɛmənˈstɹeɪʃən/
  • A public display of group opinion, such as a protest march.
 示威
  • The act of demonstrating; showing or explaining something.
  • An event at which something will be demonstrated.
  • (mathematics, philosophy) A proof.
 证明

demonstrator noun

  /ˈdɛmənstɹeɪtə(ɹ)/
  • One who takes part in a demonstration; a protester.
  • One who demonstrates products in a retail environment; a merchandiser.
 抗议者
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