他很自以为是，喜欢和别人攀谈。He's very forward and confident and chats happily to other people.客人们边用餐边攀谈。Guests ate and mingled.他很乐意同她攀谈.He was quite willing to enter into conversation with her....
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...