cylindrical waves

• 柱面波

cylindrical waves的用法和样例：

例句

1. The motion of surface waves is somewhat more complex.
   面波的运动有点复杂。
2. In addition to the up-and-down motion generated,surface waves also have a side-to-side motion.
   除产生上下运动外，面波还会发生侧向移动。