indigestion，apepsia ；

[例句] 别给这个孩子肉吃, 因为他不消化. Don't give the baby meat to eat, because he cannot digest it.

[例句] 婴儿太小,吃肉不消化. The baby is too small to digest meat.

ceaselessly，continuously ；

[例句] 人们总会沉不住气，为任何事感到担忧。 People will work themselves up into a state about anything.

[例句] 感到自己的观点站不住脚，玛丽于是换了个话题。 Sensing she was on shaky ground, Marie changed the subject.

diseconomy ；

[例句] 由于不能回收废酸,所以这个方法是不经济的. This method was uneconomic for it was impossible to recover the spent acid.

[例句] 同时,我们认为,规模不经济对经济增长有一定的负面影响. Un - scale economy has brought a negative effect on the economic growth.

dishonesty，duplicity，indirection，insincerity，perfidy ；

[例句] 不诚实的进口商将会能够把从顾客那里收取的增值税据为己有。 Dishonest importers would be able to pocket the VAT collected from customers.

[例句] 你对我不诚实。 You have been dishonest with me.

disgraceful，dishonourable，ignominious ；

[例句] 香港立刻意识到自己在对方眼中处于不光采的地位. Hong Kong instantly realized the unfavourable position he appeared to be in.

[例句] 他们把他匆匆地埋了,这种做法很不光采. The way they buried him so hurriedly was disgraceful.

inattentive，unmindful，pay no attention to ；

[例句] 他完全不理会锡德的恳求。 He simply ignored Sid's pleading.

[例句] 莫里斯不理会这个问题，继续他的长篇大论。 Morris ignored the question and continued his monologue.

disunion，nonunion ；

[例句] 摘要目的: 研究下肢长骨干骨折不愈合的影响因素. Objective: To study the factors causing the nonunion of lower limb fractures.

[例句] 骨折最主要并发症之一是骨折不愈合或延迟愈合. Nonunion or delayed union remains one of the major complications of fractures.

let loose，let [turn] loose up ；

[例句] 她只在家庭环境里才不拘束. She only unbends in the family circle.

[例句] 跟他在一起很随便, 一点儿也不拘束. We feel quite free and easy with him, not in the least constrained.

staleproof ；

[例句] 已死植物躯体上面的覆盖层隔绝了空气,从而保持不腐. Superincumbent layers of dead plants cut off the air and arrested decomposition.

[例句] 用池盐腌制的酱菜,色正味美, 久存不腐. Lake salt pickles pickled with color is delicious, jiu cun not rot.

（闷热） stuffiness，frowst ；

[例句] 我的鼻子完全不通气了。 My nose is all bunged up.

[例句] 冻得我鼻子不通气了. My nose is stopped up with cold.

immoral，immorality ；

[例句] 若有犯罪或不道德的行为，他们就会被解雇。 They would be sacked for criminal or scandalous behaviour.

[例句] 必须杜绝任何不道德的事发生。 Any sort of wrong-doing had to be rooted out.

inadequacy，impropriety，inaptitude，ineptitude，insufficiency ；

[例句] 对老人粗鲁是不适当的. To be rude to the old is not proper.

[例句] 他想对他的同事施加不适当的影响. He tried to exercise an undue influence upon his colleagues.

inertia，inaction，inactivity，quiescence ；

insufficiency，ill ；

[例句] 观点阐述不充分，结构单薄，意象也模糊不清。 The ideas seem sketchily developed, the textures thin, the images vague.

[例句] 证据不充分。 The evidence is patchy.

inhuman，inhumanity ；

[例句] 对鲸的野蛮屠杀既不必要也不人道。 The barbaric slaughter of whales is unnecessary and inhuman.

[例句] 被拘留者的关押环境常常恶劣严酷、很不人道。 The detainees are often held in cruel and inhuman conditions.

insatiable，greedy，insatiability ；

[例句] 他把人生一切苦难和不满都归咎于不知足的自私. He traces all the miseries and discontents of life to insatiable selfishness.

[例句] 即使他有钱,但还是不知足. He is not contented even though he is very rich.

infertility，sterility ；

[例句] 种间杂交的主要障碍是F1代的不育性. A major barrier to interspecific hybridization is sterility in the F 1 progeny.

[例句] 因此,向日葵细胞质雄性不育性的研究备受关注. That is why cytoplasmic male sterility ( CMS ) in sunflower is the research focus through years.

unshapeliness，lopsidedness ；

[例句] 别人总说小吉姆长得不匀称. The other men used to say that little Jim was not made right.

[例句] 盐制的不合理和粮食分布的不匀称的状况构成了闽粤赣边区的盐粮流通. But the people of Ding and Can liked to eat sea salt.

not take a proper measure of oneself，overrate one's own abilities，do sth. beyond one's ability or strength，overconfident ；

[例句] 蚍蜉撼大树, 可笑不自量. A tiny insect , trying to shake a mighty tree, is ludicrously ignorant of its own weakness.

[例句] 不自量者被人量. He that measures not himself is measured.

water-tight ；

[例句] 船舱建造成许多不漏水的隔间. The ship's hold is built in watertight compartments.

[例句] 管子工用铅 、 绳子或专用填隙材料使管子的接头不漏水. Plumbers caulk joints in pipe with lead, string or a caulking compound.