amplitude

• 名词，指振动或波动中从平衡位置算起的最大偏离量；也泛指某事物的量值、大小或丰富程度。

A noun referring to the maximum extent of a vibration or oscillation, measured from the position of equilibrium, or more generally to a measure of magnitude or abundance.

1. Maximum displacement of a waveB2formalscientific

   The maximum distance or displacement of a point on a vibrating body or wave from its equilibrium position.

   振幅

   • The amplitude of the sound wave determines its volume.
   • In physics class, we measured the amplitude of the pendulum's swing.
   • A larger amplitude in an earthquake wave indicates more energy release.

2. Copious abundanceC1formal

   The quality of being plentiful, abundant, or ample in quantity.

   丰富

   • The amplitude of the harvest this year was remarkable.
   • Her speech was filled with an amplitude of examples and evidence.
   • The amplitude of resources available to the team ensured success.

   同义词abundancebountifulnesscopiousnesslavishnessopulenceplenitudeplentyprofusionrichnesswealth

   反义词dearthlackpaucityscarcity

3. Greatness of magnitudeC1formal

   The quality of being large in size, extent, or importance.

   广大

   • The amplitude of the project required months of planning.
   • Historians noted the amplitude of the empire's influence.
   • The amplitude of the storm's impact was felt across the region.

   同义词breadthextentgreatnesslargenessmagnituderangescopesize

   反义词insignificancelittlenessminutenesssmallnesstininess