demonstrator

美音音标: ['demən.streɪtə(r)] demonstrator
英音音标: ['demən.streɪtə(r)] result.0.expl|add:"

同义
demonstrator
词性
n
解释
a teacher or teacher's assistant who demonstrates the principles that are being taught
示例
None

同义
sales demonstrator demonstrator
词性
n
解释
someone who demonstrates an article to a prospective buyer
示例
None

同义
demonstrator protester
词性
n
解释
someone who participates in a public display of group feeling
示例
None