wave trough

英 美
  • 波谷
  • trough n.水槽;马槽;低谷;低潮
  • wave n.波浪;波纹;波v.挥动;飘动
    1. Where a trough and crest coincide we get the total amplitude zero.
      在波峰与波谷重合之处,总振幅实际上为零。
    2. The sailor dislikes to have his ship get into the trough of the sea.
      海员很不愿意让船只陷入海浪的波谷之中。