It's beluga, the best caviar in the world.这是白海豚, 全世界最好的鱼子酱.A beluga whale swims in a tank at the Vancouver Aquarium.一头白色大鳇鱼或叫大白鲸在北美洲的范库弗峰水族馆里游弋着.Sushi may not be traditional Christmas fare, but this Beluga seems kee...
On a blackboard, he drew five concentric circles.他在黑板上画了5个同心圆。The curvature of the film is concentric with the mirror behind the meniscus.胶片的曲率是和弯月透镜后面的反射镜同心的.The street plan of the city has evolved as a series of concen...
Lenin lives on in the minds and hearts of millions of people.列宁永远活在亿万人民的心中。Millions of people want new, simplified ways of interacting with a computer.数以百万计的人们想要新的简化方式实现人机交互。Millions of words have been written about the ...