demonstrator

n. 论证者, 证明者, 指示者, 示威者 [医] 示教者

发音

UK /ˈdɛmənstɹeɪtə(ɹ)/

词形变化

demonstrators 复数 demonstrators

别名

demonstrater

释义与例句

n.
  1. 1.

    One who demonstrates anything, or proves beyond doubt.

  2. 2.

    The forefinger.

  3. 3.

    One who takes part in a demonstration; a protester.

    示威者

    抗议者

  4. 4.

    One who demonstrates products in a retail environment; a merchandiser.

  5. 5.

    An item, particularly a vehicle, used in demonstrations to a customer or user.

  6. 6.

    An assistant to a lecturer.

  7. 7.

    One who teaches anatomy from the dissected parts.

词汇关系

名词

同义词 1

protester

上位词 9

teacher instructor crusader salesperson reformer reformist meliorist sales rep sales representative

下位词 2

picket counterdemonstrator

词源

From demonstrate + -or.

来源：wiktionary