longitudinal wave
柯林斯词典
1. N a wave that is propagated in the same direction as the displacement of the transmitting medium 纵波→compare transverse wave
返回 longitudinal wave
longitudinal wave
剑桥词典
- a wave moving in the same direction of travel as the vibrations (= fast movements backwards and forwards ) of the particles of the substance through which it is travelling
纵波（物理学中振动方向与传播方向在同一方向上的波）
比较
transverse wave 返回 longitudinal wave