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."
雙語例句
1. Marshals tried to wrestle the demonstrator out of the room.
執法人員試圖將這名示威者從屋子里拖出去。
來自柯林斯例句
2. Saab dealers are currently giving away unaccompanied 24-hour test drives in posh demonstrator models.
薩博汽車的經銷商目前正推出高檔樣品車無人陪同的24小時試駕活動。
來自柯林斯例句
3. " There you are — like a knife through butter,'said the demonstrator as the powered shovel swung back with its load.
當動力鏟帶著鏟起的東西轉回來時,示范的人說, “ 你瞧是不是,多么容易. ”
來自《簡明英漢詞典》
4. The demonstrator should indicate the degree of this reliability.
驗證者應該指出這種可靠的程度.
來自辭典例句
5. Caption: A pro - Mousavi demonstrator painted her hand green and wore green accessories.