他傲慢无礼地朝元先生冲过来，面露怒容。He came insolently towards Mr. Won, his features set in a scowl.“哦，我们很乐意！”南希面露喜色，大声说道。"Oh, we'd love to!" cried Nancy, her face brightening.他们匆匆地走来走去，一言不发，面露焦急之色。They hurried about in dead silence...
断骨被十分小心地接合复位。Broken bones were painstakingly pieced together and reshaped.医生能使骨折或脱臼复位.A doctor can reduce a fracture or dislocation.有的人会巧用推拿术使扭伤的关节, 例如肩膀复位.Some people can put back a twisted joint, like the shoulder, by ...
Keywords multimedia network teaching; network courseware; didactical resource.[关键词]媒体网络教学; 网络课件; 教学资源.The Computer - Assisted Instruction [ CAI ] has long been proved is an effective didactical means.计算机辅助 教学,作为一种新型的教学手段...
采用二甘醇作为加合物的分解剂,得到了二元酸.Diacid has been got using diethylene glycol as decomposition agent of adduct.ADA的 两种主要加合物的生成、分布和清除以及它们与AFB1致癌作用的关系也作了讨论.The correlation of the two ADAs with AFB 1 induced carcinogenesis was also dis...