V2EX attenuation

Attenuation

Definition 定义

attenuation衰减;减弱。常指光、声、电信号、辐射等强度在传播过程中因距离、介质或障碍而降低;也可指影响、症状、风险等被缓和/减轻。(在某些语境下也可指语气或效果的“弱化”。)

Pronunciation 发音

/tn.jue.n/

Examples 例句

The curtains help with the attenuation of sunlight.
窗帘有助于减弱阳光的强度。

Engineers measured signal attenuation over long cables to improve the network’s reliability.
工程师测量了长电缆上的信号衰减,以提高网络的可靠性。

Etymology 词源

来自拉丁语 attenuare(“使变薄、使变弱”),由 **ad-**(向、使)+ tenuis(薄的、细的)构成,后经法语进入英语;因此该词既可指“变薄”,也引申为“减弱、衰减”。

Related Words 相关词

Literary Works 文学/著作例证

  • The Feynman Lectures on Physics(费曼《物理学讲义》;常用于光学/波动语境讨论强度与衰减)
  • Gray’s Anatomy(《格雷氏解剖学》;医学语境中常见“症状/组织变化的减轻、减弱”等用法)
  • Principles of Neural Science(《神经科学原理》;神经信号传播与“衰减/减弱”相关讨论中常见)
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