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[例句] 经济不发展, 这些问题永远不能解决. If the economy does not develop, these problems can never be solved.

[例句] 这就像巴西不发展就不是拉丁美洲世纪一样. By the same token, there could be no Latin - American century without a developed Brazil.

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[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] 尽管他们不懈地努力，结果还是失败了。 They failed despite their sustained efforts.

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[例句] 他的表现远不像老师说的那么糟。 He was never half as bad as his teachers made out.

[例句] 他远不是一般意义上的驯狗师。 He was in no way representative of dog-trainers in general.

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[例句] 兄弟之间不睦是不近人情的. It is unnatural for brothers to be at variance.

[例句] 他家婆媳关系不睦. His mother does not get along well with his wife.

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[例句] 富兰克林告诉萨拉他不屑于去做那份工作。 Franklin told Sara that he had himself disdained to take the job.

[例句] 她不屑于说谎. She scorned to tell a lie.

（不方便） inconvenient，not suitable，unsuitable，have no money at hand，discommodity ；

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[例句] 今天我做了别人不愿做的事，明天我就能做到别人所不能做的事。 Today I will do what others won't, so tomorrow I can accomplish what others can't.--Jerry Rice

[例句] 也罢, 既然他不愿做,就不要勉强他. All right, don't force him to do It'since he won't.

（没胆量） dare not，not dare ；

[例句] 我不敢想象它将低于5000美元. I can't imagine it going below the $ 5 , 000.

absolutely not，definitely not，not in the least，never，nohow ；

ametropia，ametropy，anorthopia ；

[例句] 你不正视现实 吗 ? Did not you envisage the reality?

[例句] 如果不正视这些问题, 就很难取得进展. If we do not strive to resolve these issues, it would be difficult to make improvements.

constantly，immutably，abidingly，unchangeably ；

[例句] 那孩子的文章是从百科全书一字不变地照抄来的. The child's essay was copied word for word out of an encyclopedia.

[例句] 从容不迫而且不变地检查确定砖瓦有相等的间隔. Take your time and constantly check to make sure the tiles have equal spacing.

adulterous，unchaste ；

[例句] 不贞的行为可以宽恕吗？ Is infidelity ever forgivable?

[例句] 我还能忍受你对我不贞的伤痛. I can take the pain of infidelity.

[机] rustless，antirust，rustproof，stainless ；

[例句] 不锈的分类上在ISO和gb之间有什么区别? What's the difference in Stainless steer classification between ISO and GB?

[例句] 请送不锈的要诀的样品, 和围巾和您的编目以定价如果可能. Please send samples of the stainless tip, and muffler and your catalog with pricing if possible.

gamely ；

[例句] 就在那里, 有一株粉红色的番红花却在不屈地迎风摇曳着. And tITe, bravely waving in the wind , were one pink crocus.

[例句] 就在这里, 有一株粉红色的番红花却在不屈地迎风摇曳着. And there, bravely waving in the wind , was one pink crocus.

indefatigable ；

[例句] 他们艰苦的工作和不倦的勇气拯救了我们. Their toils and tireless courage were our salvation.

[例句] 从那时候起他变做世上最自谦, 最有礼貌, 最屡求不倦的求婚人了. From that time he was the most humble, modest, and importunate man alive in his courtship.

[计] inequivalence，unequivalence ；

[例句] 有多少不等价的十位数? How many nonequivalent 10 - digit numbers are there?

[例句] 也就是说, 评级员的相对严格或宽松,对某一特定案例是不等价的. That is, the relative stringency, or leniency, of raters for a particular case is not equivalent.

irreverently ；

[例句] 水手们很不敬地破口大骂. The sailors were cursing blasphemously.

[例句] 他们进门时,几个孩子正在不敬地谈论各自的父母. Kids were describing their parents in impolite words right when they walked in the door.

desert，infertile，arid，barren，hungry ；

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[例句] 这匹马真懒,拉套时竟然不出力! The horse is so lazy that it doesn't pull the cart hard.

[例句] 他不出力帮助我. He did not lift a hand to help me.

impermeability ；