他们看见15名警察骑着摩托车排成V字形前行。They saw a squadron of fifteen motorcycle policemen driving in V-formation.他们打着象征胜利的V字形手势。They were waving V-signs for victory.道路呈U字形蜿蜒曲折。The roads twist round hairpin bends....
目的合成邻苯二甲酸二环己酯半抗原衍生物和合格的人工全抗原,探讨其制备方法.Objective To study the preparation and characterization of hapten and artificial antigen of dicyclohexyl phthalate....
It is the costliest film that has been produced ever budgetexcess of Rs. 1200 crores.阿凡达耗资1200亿卢比, 无疑成为史上最昂贵的电影.The floating - head heat exchanger the most versatile type of STHE and also the costliest.正松脱的头热交换器在STHE,更加最...