chance /tʃɑ:ns/ I. n.［c］ & ［u］ 1.机会（跟不定式或at或of引起的短语作定语）: She had the chance to go but she decided not to. 她曾有机会去，但她决定不去了。He has long hoped for a chance of success. 他渴望有获得成功的机会。Is there any chance of our meeting again? 我们还有再见面的机会吗? He has the best chance at beating Mr. Obama.他有最好的机会击败奥巴马先生的。2. 可能性：The chances are a hundred to one that he will win. 他取胜的可能性只有百分之一。There’s a chance that the sick child will get well.这个病孩恢复的可能性是存在的。 3.用于习语 by chance 偶然，碰巧：meet sb. by chance 邂逅某人 take a/the chance(s) 碰碰运气，冒风险：You might (mustn’t) take a chance. 你可以碰碰运气(万万不能冒险)。take one’s chance of doing sth. 冒险干某事‖II.vi. 碰巧，偶然发生： She chanced to find her sister at home. 她碰巧发现她姐在家。It (so) chanced that we weren’t in when she called. 她打电话时，我们碰巧都不在家。chance (up)on邂逅相遇，碰巧看到：I wasn’t actually looking for the photo - I just chanced on it in a drawer.我没有特意找这张相片，只是在抽斗里偶尔发现了。
［辨析］见opportunity
