atypism，inconformity，disaccord，differ，disagree ；

[例句] 对于这个决定的反应非常不一致。 There has been a very mixed reaction to the decision.

[例句] 他们低着头，一言不发地慢跑了一会儿，步伐也不一致。 They jogged in silence a while, faces lowered, out of step.

have no choice but to，be bound to，be obliged to do sth.，cannot but，cannot help but ；

[例句] 到了他不得不走的地步。 It got to the point where he had to leave.

[例句] 我不得不暂缓就业打算，呆在家里。 I had to postpone ideas of a career and stay at home.

all without exception，invariably ；

[例句] 半岛上的各处景点无不令人心驰神往。 All the attractions of the peninsula beckon.

[例句] 她从小就酷爱阅读——书籍 、 杂志, 无不涉猎. She read avidly from an early age — books, magazines, anything.

definitely not，certainly not，under no circumstances，by no means，anything but ；

[例句] 你决不会像疼爱自己的孩子一样疼爱别人。 You'll never love anyone the way you love your baby.

[例句] 决不要忽视耳部的任何疼痛。 Ear pain of any kind must never be ignored.

（没有必要） need not，disuse，nonutility，desuetude，do without ；

[例句] 我不用疯狂地节食也能减轻几磅。 I can lose a few pounds without resorting to daft diets.

[例句] 你不用担心我。我水性很好。 You don't have to worry about me. I'm a good swimmer.

disreputable，disgraceful，attainture，discredit，disgrace ；

[例句] 她不愿看到她深爱的男友就这样不名誉地死去。 She refuses to see her beloved boy die in such dishonor.

[例句] 她给你看了那封不名誉的信了 吗 ? Did she show that infamous letter to you?

not proper，inappropriate，not the right way，improper，misgivings ；

[例句] 卡特被判定在酒吧枪杀3名白人男子，这一罪名似有不妥。 Carter was dubiously convicted of shooting three white men in a bar.

[例句] “我认为这不妥。”——“我不这么看。” "I think it is inappropriate." — "I disagree."

act against one's will，be forced to，have no alternative but to，have to ；

[例句] 他们不得已买了顶层楼座的廉价票。 They had been forced to find cheap tickets in the gallery.

[例句] 不得已迁移至另一城市工作 forced relocation to a job in another city

incorrect，wrong，amiss，abnormal ；

[例句] 戴维发誓要离开这个项目，我不得不对他表示钦佩。 I had to admire David's vow that he would leave the programme.

[例句] 为了故意作对而继续这样做是不对的。 It would be wrong to continue out of perversity.

uncomfortable，unwell，indisposed，be under the weather，comfortlessness ；

[例句] 她身体不舒服，简直要崩溃了。 She is not herself. She came near to a breakdown.

[例句] 目睹困苦、潦倒的景象，他们感到心里极不舒服。 They were sickened by the scenes of misery and degradation they found.

（继续不停） endlessly，unceasingly，incessantly ；

[例句] 休和约翰对于获得这个奖项感到兴奋不已。 Sue and John were especially thrilled with this award.

[例句] 从那个屏幕上看到我的脸，真让人惊愕不已。 It was quite a shock to see my face on that screen!

unfortunately，as luck would have it ；

[例句] 不巧得很, 他来访时我正好外出了. As luck would have it, I was out when he called.

[例句] 我到那儿, 不巧他刚走. As luck would have it, he had just left when I arrived.

ill humor，sour one's cheeks，sulkiness，awfulness，distemper ；

[例句] 我不会再因为你去见她而不高兴。 I no longer have any objection to your going to see her.

[例句] 在开车回家的途中，他感到烦躁不安，很不高兴。 He felt restless and dissatisfied as he drove home.

untiring，unremitting，indefatigable ；

[例句] 加德纳一直不懈地追求古典音乐演奏的高水准。 Gardiner has pursued relentlessly high standards in performing classical music.

[例句] 她对完美的不懈追求 her relentless pursuit of perfection

never，yet ；

[例句] 这是对他们从不曾真正拥有的青春时代的回归. It's a retreat into the adolescence they never really had.

[例句] 他们不曾料到会有这样一次打击. They had not visualised such an attack.

changeless，constant，unchangeable，fixed，immobile ；

[例句] 我们在威斯敏斯特教堂看到的是一种经年不变的古旧仪式。 What we see at Westminster is a tired old ritual.

[例句] 然而，我们脚下的地面却似乎是坚实而恒久不变的。 The ground beneath us, however, appears solid and unchanging.

[法] defy，disobedince，disobedience，disobey，noncompliance ；

[例句] 在企业内部，拒不服从指令的工人会面临遭解雇的威胁。 In industry, a worker who is grossly insubordinate is threatened with discharge.

[例句] 汉森和他的搭档因为不服从上级安排被解雇了。 Hansen and his partner were fired for insubordination.

inequality，unevenness ；

[例句] 指数P是风速 、 地面不平度 、 稳定度等的函数. The exponent P is a function of wind speed, ground roughness, stability, etc.

[例句] 路面不平度识别的关键之一是特征提取. One key of road roughness recognition was feature extrication.

different，diverse，distrinct，another；

[例句] 他们把她与不同的男人扯上关系，包括大亨唐纳德·特朗普。 They've linked her with various men, including magnate Donald Trump.

[例句] 针对他们各人不同的需要挑选柔软、软硬适中或者坚硬的床垫。 Choose a soft, medium or firm mattress to suit their individual needs.

soon，before long，soon after，shortly after，presently ；

[例句] 他们对她的喜爱不久就发展到了盲目崇拜的地步。 Their affection for her soon increased almost to idolatry.

[例句] 不久之后，她一天内就接到了5个电话。 Not long afterward she received five calls in one day.