longitudinal wave
柯林斯詞典
1. N a wave that is propagated in the same direction as the displacement of the transmitting medium 縱波→compare transverse wave
返回 longitudinal wave
longitudinal wave
劍橋詞典
- 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
縱波（物理學中振動方曏與傳播方曏在同一方曏上的波）
比較
transverse wave 返回 longitudinal wave