demonstrator
n
1 person who teaches or explains by demonstrating (demonstrate 2) 示范助教
The demonstrators set up apparatus for the experiment. 示范助教安排好了实验装置.
2 person who demonstrates (demonstrate 3) 示威者; 游行者; 集会者
The noisy demonstrators were dispersed by the police. 喧嚷的示威者遭警察驱散.
🏥 医学释义
示教器
🗣️ 情景例句
There is no one here by that name.
这里没有玲玲这个人。
We've got to get a sofa and a chair for the living room.
我们必须有一张沙发和椅子放在客厅。
I want to go shopping. Can you come with me, please? You can help me carry the things.