n.反驳；反证
They made a clause-by-clause rebuttal of the letter. 他们对这封信逐句作了反驳。
If your dad shoots off his mouth at your party, you can make a calm rebuttal. 如果你爸爸在你的晚会上高谈别人的秘密，你可以很冷静地制止他。
n.预先驳斥
