attenuation [əˌtenjʊ'eɪʃn]

例句:

• Attenuation of light is in the form of absorption.
  光是以吸收的形式衰减.
  
• Attenuation of seismic waves between such surfaces can be similarly diagnostic.
  在这些界面之间地震波的衰减,同样可以作为一种标志.
  
• For a certain degree of attenuation nature demands a certain minimum time.
  为了达到某种程度的压制,自然要求某个最小时间.
  
• Gas attenuation could be an attractive solution especially for dynamic attenuation control by gas pressure monitoring.
  来自SA
• If he really felt the need to comment on other phones and their attenuation issues he could have said .
  来自ENGADGET