attenuation / əˌtɛn yuˈeɪ ʃən /

💦中学词汇衰减衰减量衰减作用衰变

attenuation 的定义

n. 名词 noun
  1. the act of attenuating or the state of being attenuated.
  2. the process by which a virus, bacterium, etc., changes under laboratory conditions to become harmless or less virulent.
  3. Physics. a decrease in a property, as energy, per unit area of a wave or a beam of particles, occurring as the distance from the source increases as a result of absorption, scattering, spreading in three dimensions, etc.

attenuation 近义词

n. 名词 noun

debilitation

更多attenuation例句

  1. There is no growth in the idea of god, there is only an attenuation.
  2. It is to be given at the first attenuation three times daily in half gr.
  3. The old man stared at this cynical announcement: he searched his visitor's face for some attenuation of the words.
  4. Peter was pinguid, plump, and plethoric—she was thin to attenuation.
  5. There was considerable attenuation of the walls of both auricles and ventricles.