adj.辩词的；辩解的
动词excuse的现在分词.
She stood up, excused herself (ie apologized for leaving) and walked out of the meeting. 她站起身来为中途离开道了歉，然後走出会场。
He was excused by reason of his age. 他因为年龄的关系而得到宽恕。
May I be excused for a minute? 请恕我暂时告退。
He was excused from attendance at the lecture. 他获准可以不去听讲。
