如果可的松无效，我恐怕只能动手术了。If the cortisone doesn't take, I may have to have surgery.令人震惊的是，这种既无效又危险的手术直到20世纪30年代才被废止。Shockingly, this useless and dangerous surgery did not end until the 1930s.一份官方法令宣布在首都举行的投票无效。An official ...
Deposits of plaque build up between the tooth and the gum.牙齿和牙龈之间会滋生牙斑。I was in agony with tooth ache.我牙疼极了.Objective : To study the stress tooth preparation with two kinds of porcelains.〔摘要〕目的: 研究瓷贴面复合体应力分布规律.The dentis...
I am happy and free, in good health, gay and cheerful.我快活自由，身体健康，积极乐观。He has spent money with gay abandon.他肆意挥霍钱财。Don't get gay in the presence of so many people.不要在那么多人面前放肆....
Nicky's job as a public relations director involves spending quite a lot of time with other people.尼基作为公共关系主管，需要花很多时间与别人打交道。Nicky was rushed to hospital with concussion...尼基因脑震荡被火速送往医院。I have a very good aerobics te...
可溶解的金属氢氧化合物都是碱.Soluble metallic hydroxides are bases that are alkalies.金属氢化物镍电池的自放电与多种因素有关.The self - discharge of nickel - metal hydride battery was related to various factors.大多数金属氢氧化物是不溶于水.Most metallic hydroxides are...
The language of Darwin was intelligible to experts and non-experts alike.达尔文的语言无论对专家还是非专业人士而言都明白易懂。He mistakenly ascribes the expression "survival of the fittest" to Charles Darwin.他错误地认为“适者生存”是查尔斯·达尔文说的。the theory of na...