Stenosis may be caused by cicatricial tissue or by compression.食道狭窄可由斑痕组织或压迫所引起.Objective To explore the therapeutic effect of scalp dilatation by tissue expander for large cicatricial baldness.目的探讨应用扩张器扩张皮肤软组织治疗瘢痕性秃发的效果...
她由穿着华丽制服、头戴扑粉假发的仆人们伺候着。She was attended by servants in splendid livery and powdered wigs.里基是个非常难伺候的孩子。Ricky was a very demanding child.别指望我伺候你一辈子.Don't expect me to run after you all your life....
他很喜欢用无礼、下流的双关语。He has a fondness for outrageous double entendre.他一直在用双关语，一直玩文字游戏。He is constantly punning, constantly playing with language.许多英语幽默都运用了双关语.Much English humor consists of plays on words....
Our knowledge regarding the effects of ionizing radiations is still meagre.我们关于电离辐射效应的知识仍很不足.Dense gas serves to reduce the ionization, because it absorbs the ionizing soft x rays.因为浓密气体吸收掉了使其电离的软x射线,因此能减少电离.Nucleon and ...