demonstrator
	英 ['demənstreɪtə]
美 ['dɛmən'stretɚ]
	    
		英文词源
	
	- demonstrator (n.)
 - 1610s, "one who points out," agent noun in Latin form from demonstrate. From 1680s as "one who uses exhibits as a method of teaching;" 1870 as "one who participates in public demonstrations."
 
 
		双语例句
	
	- 1. Marshals tried to wrestle the demonstrator out of the room. 
  - 执法人员试图将这名示威者从屋子里拖出去。
  来自柯林斯例句
 
- 2. Saab dealers are currently giving away unaccompanied 24-hour test drives in posh demonstrator models. 
  - 萨博汽车的经销商目前正推出高档样品车无人陪同的24小时试驾活动。
  来自柯林斯例句
 
- 3. " There you are — like a knife through butter,'said the demonstrator as the powered shovel swung back with its load. 
  - 当动力铲带着铲起的东西转回来时,示范的人说, “ 你瞧是不是,多么容易. ”
  来自《简明英汉词典》
 
- 4. The demonstrator should indicate the degree of this reliability. 
  - 验证者应该指出这种可靠的程度.
  来自辞典例句
 
- 5. Caption: A pro - Mousavi demonstrator painted her hand green and wore green accessories. 
  - 描述: 一名支持穆萨维的示威者将手染成绿色,并佩带了绿色标识.
  来自互联网