ring n.戒指;环;圈;拳击场;马戏场;帮派n.铃声;钟声;电话;口气v.包围;环绕;形成圈v.打电话;回响;鸣响;按铃;听上去
双语例句
The analytical solutions for the stead state equations of four wave mixing with an arbitrary complex coupling constant are given without the undepleted pump approximation. 在无泵浦非耗竭近似下,给出了复耦合系数为任意值时稳态四波混频耦合波方程组的解析解。