词典释义：
attempt to lessen the blame attaching to (a fault or offence); seek to defend or justify
为（过错或过失）辩解；试图开脱…的责任
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he did nothing to hide or excuse Jacob's cruelty .他没做任何事情来为雅各布的残酷行为进行隐瞒或开脱。
forgive (someone) for a fault or offence
原谅；宽恕（某人）
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you must excuse my brother 你必须原谅我的兄弟
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he could be excused for feeling that he was born at the wrong time .他觉得自己生不逢时的想法是可以理解的。
overlook or forgive (a fault or offence)
原谅；宽容（过错或过失）
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sit down —excuse the mess .请坐——乱糟糟的，请原谅。
(of a fact or circumstance)serve in mitigation of (a person or act)
（事实或客观情况）成为开脱（人或行为）的理由
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his ability excuses most of his faults .他的大多数错误是能力有限所致，因此情有可原。
release (someone) from a duty or requirement
免除…的责任（或义务）；免除对…的要求
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it will not be possible to excuse you from attendance 你不出席是不可能的
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[with two objs]
may I be excused hockey ?我可以不去打曲棍球吗？
(used in polite formulas)allow (someone) to leave a room or gathering
（用于客套）让…离开
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and now, if you'll excuse us, duty calls .那么，如果允许的话，我们这就走了，还有正事要做呢。
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彬彬有礼地说自己要走了。
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（尤指学童用语）获准离开教室（尤指获准去上厕所）
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please, Miss, can I be excused? 老师，我可以去方便一下吗？
a reason or explanation put forward to defend or justify a fault or offence
理由；解释
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there can be no possible excuse for any further delay 再拖延下去就不可能会有理由了
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the excuse that half the team failed to turn up .一半队员没有到的理由。
a reason put forward to conceal the real reason for an action; a pretext
托词；借口
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as an excuse to get out of the house she went to post a letter .她借口去寄信从屋子里跑了出来。
〈美〉 （医生或父母为学生写的）病假条，请假条。
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〈非正式〉 （某一类型中的）蹩脚货，拙劣样品
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that pathetic excuse for a man! 那个可怜的不称职的男人！
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excuse me said politely in various contexts, for example when attempting to get someone's attention, asking someone to move so that one may pass, or interrupting or disagreeing with a speaker 对不起，请原谅 -
chiefly N. Amer. said when asking someone to repeat what they have just said 〈主北美〉 对不起，请再说一遍 -
make one's excuses say politely that one is leaving or cannot be present （对自己要离开或不能出席）表示歉意
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excuse sb/sth 原谅...
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excuse sb for (doing) sth 原谅某人(做)某事
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excuse sb to do sth 为某人找借口去做某事
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an excuse for (doing) sth 作为(做)某事的借口
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no excuse for (doing) sth 没有(做)某事的借口
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have an excuse (to do sth) 有借口(做某事)
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find an excuse (to do sth) 找编借口(做某事)
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make up an excuse (to do sth) 编借口(做某事)
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an excuse for sb to do sth 对某人来说做某事的借口
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There is no excuse to do ... 没有理由去做某事
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excuse me 打扰；劳驾
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"Middle English： from Old French
