dastard，despicable，[法] degrading，dirty，squalid ；

[例句] 他把这起谋杀称为极其卑劣的行为。 He described the killing as a dastardly act.

[例句] 他们什么卑劣的手段都使得出来。 They will stoop to every low-down trick.

halcyon，peaceful，quiet，serene，peachful ；

[例句] 摩泽尔河在宁静的乡间蜿蜒穿行约160英里。 The Moselle winds through some 160 miles of tranquil countryside.

[例句] 宁静的夏夜可能会被蚊子破坏掉。 Peaceful summer evenings can be spoilt by mosquitoes.

[医] cartilagineus，cartilaginous，chondral，chondric，gristly ；

[例句] 格蕾琴费劲地嚼着那块带软骨的牛排。 Gretchen chewed energetically on the gristled steak.

[例句] 耳廓假性囊肿是软骨的一种增生性无菌性炎性反应,内有浆液性渗出液. Pseudocyst of Auricle is a kind of proliferative aseptic inflammation with exudate.

certain，consequent，[法] inevitable，unescapable，necessary ；

[例句] 胜利对我们来说是必然的。 Success is an inevitability for us.

[例句] 由于公司业务的扩大,扩大工厂是必然的. Because the company was doing more business it was necessary to expand the factory.

ghastly，gloomy，gruesome，mirthless，charnel ；

[例句] 黑暗阴森的房间 a dark and cheerless room

[例句] 在那蹙额皱眉的刹那间, 那可真是一种阴森的变脸. For the brief space that it lasted, it was a dark transfiguration.

charming，cheesy，high-hat，pretty，sparkish ；

[例句] 她一笑，俊俏的鼻子就会皱起来。 When she laughs, she crinkles her perfectly-formed nose.

[例句] 她那俊俏的眉梢怨恨地蹙了起来. Her beautiful face had a resentful frown on it.

elaborately，exquisite，finished，ingenious，workmanlike ；

[例句] 设计精巧的小公文包 a natty little briefcase

[例句] 我们佩服工艺师精巧的手艺. We admired the delicacy of the craftsmanship.

apropos，even，[法] precise，opportune，very ；

[例句] 然后巧克力被熔化到了恰好的温度。 The chocolate is then melted down to exactly the right temperature.

[例句] 嘴唇: 恰好的色素沉淀(一定的颜色)且恰好的闭合. Lips: Are well pigmented and close fitting.

coequal，coordinate，[医] equivalent，identical，coordinative ；

[例句] 你将收到与你的款项价值完全同等的物品. You will receive the full equivalent of your money.

[例句] 她尽力确保三个孩子从自己这里分享到同等的爱。 She tried to ensure her affection was equally shared among all three children.

coinstantaneous，simultaneous，synchronous ；

[例句] 砂岩和页岩单元是同时的. The sandstone and shale units are of the same age.

[例句] 恢复与治疗是同时的. Recovery was synchronous with therapy.

concave，cuppy，depressed，hollow ；

[例句] 人的手掌是微凹的. The palm of one's hand is slightly concave.

[例句] 我们判定它是拟凹的. We conclude that it is quasi - concave.

brutal，cruel，murderous，cutthroat，ruthless ；

[例句] 这些残酷的刑具是用来阻止犯人弯腿的。 These cruel devices are designed to stop prisoners bending their legs.

[例句] 这些动物遭到残酷的虐待。 The animals were seriously maltreated.

inclement，ruthless，astringent，cruel，rigorous ；

[例句] 他找到了懂得用狂欢来冲淡战争的严酷的志趣相投的军官。 He found congenial officers who knew how to leaven war's rigours with riotous enjoyment.

[例句] 你太相信别人了, 严酷的现实是并不是每个人都像你那样诚实. You are too trusting; it's one of the hard facts of life that not everybody is as honest as you are.

criminal，culpable，[法] convicted，guilty，sinful ；

[例句] 那些被判有罪的人几乎无一例外都是我们的朋友和同事。 Almost without exception those convicted were our friends and colleagues.

[例句] 他声称被告是被诱骗的，从而推翻了有罪的判决。 He overturned the conviction, saying the defendant was entrapped.

cursory，glancing，[计] coarse，rough，rude ；

[例句] 我们从几方面粗略的说法中设法弄清了真相. We managed to piece together the truth from several sketchy accounts.

[例句] 很明显那是个粗略的估计，但我猜会有一笔不少的余额。 Clearly that's an approximation, but my guess is there'll be a reasonable balance.

dejected，depressed，depressible，die-away，low ；

[例句] 她有消沉的倾向. She's given to depression.

[例句] 他注意她那消沉的样子和她的眼神. He had noticed her contracted shape and her eyes.

deadly，terminal，[化] lethal，[医] fatal，lethiferous ；

[例句] 被疯狗咬伤会致死的. The bite of a mad dog is fatal.

[例句] 萨维斯 讨论了针叶树的致死的基因性质. Sarvas discusses the nature of the " lethal load " in conifers.

beat，decadent，[医] deteriorative，depraved，overripe ；

[例句] 别让颓废的思想侵蚀你们. Don't let decadent ideas eat into yourselves.

[例句] 颓废的日子, 是废墟里的沉寂的死灰. The dispirited day, is in the ruins quiet dying embers.

definite，certain，constant，fixed，determinate ；

[例句] 这些年来，他已经在外交事务方面表现出一定的预见性。 Over the years he's demonstrated a certain prescience in foreign affairs.

[例句] 许多其他的药物治疗对胆固醇水平都有一定的影响。 Many other medications have an influence on cholesterol levels.

delicate，gracile，[医] tenuis，slender ；

[例句] 这女孩 纤弱 的体质一直使她的父母感到忧虑. The girl's delicacy [ delicate health ] has always worried her parents.

[例句] 我总是被十分娇柔纤弱的女子吸引。 I've always been attracted to very feminine, delicate women.