在工业上，金刚石可以用作工具表面坚固、耐腐蚀的覆盖层。In industry, diamond can form a tough, non-corrosive coating for tools.覆盖层屏蔽掉了放射性.Overburden had concealed the radioactivity.覆盖层升高至地表.The confining material rises to the surface....
I orchestrated the Song of the Volga Boatmen.我把《伏尔加河船夫曲》改编成了管弦乐曲.Near Stalingard , the river Don and Volga converge in a very striking way.顿河和伏尔加河在斯大林格勒附近是以一种异常奇特的方式汇合的.In the end the Volga'swaters will run dry.伏尔加河...