demonstration

• 指公众集会或游行，人们借此表达意见或进行抗议，通常涉及政治或社会议题；也可指对某事物的展示、演示或证明。

A noun referring to a public gathering or march where people express their opinions or protest about a particular issue, often political or social.

1. Public protestB1formal

   A public gathering or march to express a political or social opinion.

   示威

   • Thousands of people attended the demonstration against the new law.
   • The demonstration was peaceful and well-organized.
   • Police monitored the demonstration to ensure safety.

   同义词demomanifestationmarchpicketprotestrallysit-invigil

2. B1formal

   An act of showing how something works or is done.

   演示

   • The salesperson gave a demonstration of the new vacuum cleaner.
   • We watched a cooking demonstration at the fair.
   • The teacher performed a science demonstration for the class.

   同义词demodisplayexhibitionillustrationpresentationshowing

3. Proof or evidenceB2formal

   An act of proving something clearly through evidence or reasoning.

   证明

   • The experiment was a clear demonstration of the theory.
   • Her success is a demonstration of hard work paying off.
   • The data provides a demonstration of the trend.

   同义词affirmationconfirmationcorroborationevidenceproofsubstantiationtestimonyvalidationverification