n 相反，反面，对立面(the opposite)[C，the～][N(of)]：Hot is the～of cold.(The～of hot is cold.)热的反面是冷。Cruelty is the～of kindness. (The～of cruelty is kindness.) 残酷的反面是善良。No，the～is true.不，事实正相反。We believe the～to be true.我们认为事实正相反。He says he'll win the next election but I believe the～.他说他会在下次选举中取胜，可我认为不然。

by contraries 事与愿违：Many things seem to be going by～ies.许多事情的进展看来与愿望相违背。

on the contrary 相反：You think you are clever;on the～，you are very foolish.你认为你聪明;相反，你很愚蠢。

to the contrary 1)相反地(的)：There's no evidence to the～.没有相反的证据。I'll be back next week unless you write to the～/if you don't hear to the～.除非你写信不让我来/如果你没有接到我不来的信，我将下周回来。2)虽然：I know she's unhappy，all her brave talk to the～.我知道，她并不快活，尽管她说得很轻松。

adj 相反的(opposite in nature，tendency or direction)[通常作attrib]：～beliefs/opinions/ideas/viewpoints/terms相反的信仰/意见/主意/观点/字眼;a～wind/direction逆风/反方向;～motions/impulses反向动作/刺激;〖同〗opposed，opposite，contradictory;

contrary to prep 逆着，违反：His tastes/opinions/wishes are～to mine.他的趣味/意见/愿望与我的相反。The results are～to expectation.结果与希望相反。C～to what I thought，he has proved to be successful.出乎我的料想他成功了。～to the law/the rules违反法律/规则;～to the advice/the doctor's order不顾劝告/医嘱;

→′contrarily adv 相反地;′contrariness n 相反;′contrariwise adv 相反地;

【辨异】1)contrary 与 opposite 和 reverse 都可表示两者相反的意思。opposite(相反的;对面的)指位置、行为或性格正好相反，如：opposite views/ends of a pole(两种相反的观点/杆子的两头);contrary 有时比 opposite 有更多冲突和对抗的含义，如：contrary statements/beliefs(相反的陈述/信仰);reverse(相反的)指朝向或运动方向相反的，如：the reverse side of a coin(硬币的反面);a reverse gear(倒档)。2) on the contrary 与 on the other hand 和in contrast 语义相近，但有区别;on the contrary(相反)是否定前面所说内容，如：“He's old.” “On the contrary，he is only forty.”(“他老了。”“正相反，他才40岁。”)on the other hand(另一方面)补充一个与前面所说不同的新情况，如：He's old，but on the other hand he is not weak.(他老了，但身体倒也不弱。)in contrast(与……相反)则是对比前后两个皆是事实的不同情况，强调其反差，如：He's old，but in contrast，she is very young.(他老了，可她却很年轻。)