首页英语词典demonstratordemonstrator英英释意

demonstrator

英 ['demənstreɪtə] 美['dɛmən'stretɚ]
  • n. 示威者;论证者;指示者;证明者

英英释意


1. a teacher or teacher's assistant who demonstrates the principles that are being taught
2. someone who demonstrates an article to a prospective buyer
3. someone who participates in a public display of group feeling