The common conclusion was the uniqueness and necessity of Euclidean geometry.欧几里德几何的唯一性与必要性已被公认.The non - Euclidena geometries were in effect subordinated to Euclidean geometry.非 欧几里德几何实际上是从属于欧几里德几何的.He did not grant ind...
Eyewitnesses spoke of rocks and shards of glass flying in the air.目击者称空中石块和玻璃碎片四溅。Ward, Josh Billings , and a host of others have survived only in scattered shards of humour.沃德 、 比林斯和许多别的作家能够留传下来的只是些幽默的残章断简.How would you...
艾伦的脸皱了起来，好像要打喷嚏。Ellen's face wrinkles as if she is about to sneeze.打喷嚏的时候眼睛会闭上。When we sneeze, our eyes close.我们打喷嚏究竟是怎么回事？What exactly happens when we sneeze?...