demonstrator
                                                    英 ['demənstreɪtə]
                                                                        美 ['dɛmən'stretɚ]
                        
                
                
                
                
                    
                                    
                
                                                                                                        demonstrator 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."
 
                
                                                    demonstrator 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