他不得不将向潜在客户测试和展示飞行器的重任交托给一名助手。He was forced to entrust an assistant with the important task of testing and demonstrating aircraft to prospective customers.亲爱的欧也妮, 我把它交托给你.Dear Eugenie, I will leave it in your keeping.灵魂在缓...
以二乙胺 、 二硫化碳、双氧水为原料,在硫酸的中和作用下合成戒酒硫, 研究了各反应条件的影响.Disculfiram was synthesized from diethyl amine, carbon disulfide and peroxide, and the reaction condition was studied....
炼金术士探寻这种物质达数百年之久而终无所获.Alchemists searched in vain for this substance for several hundred years.炼金术士是今日科学家的先驱.The alchemists were the forerunners of the scientists of today.乍看上去, 它完全象是一位炼金术士的幻术.At first glance, it all see...
那辆车把那人来回轧了两次，先是倒着轧的，再是往前开着轧的。The car passed over the body twice, once backward and then forward.她听到轮胎轧过石子铺成的车道，发出嘎吱声。She heard the crunch of tires on the gravel driveway.看到路上被轧死的动物，我觉得不舒服。I don't feel good about see...