im.peach.a.bleadj.(形容词)Capable of being impeached:可责难的,可弹劾的:例句:venal, impeachable public servants.贪污的、可弹劾的公务员Being such as to make one liable to impeachment:可揭发的,可检举的:使得某人可能受控告的:例句:an impeachable offense.可揭发的罪行【引伸】impeach.abil.ityn.(名词)