Discussant
n. 討論者, 商討者
? 同義詞
??? 情景例句
How do you do?
你好。
When the tree is fallen, every one runs to it with his axe.
大樹一倒下，人人持斧來。
That's about the best we can do on that.
那差不多是我們所能開出的最低價了。