n.质问者；发问者
He who avoid a questioner is a tattler. 闪烁其词者，恰是是非人。
The questioner was heard out in complete silence. 大家一言不发地听完了提问者的话。
It's usually more polite if the questioner introduces himself first. 通常发问者会先表明自己的身份，这样比较礼貌一些。
