attenuation
變薄,稀薄化,弄細,衰減
at·ten·u·a·tion /əˌtɛnjəˈweʃən/ 名詞
弱化,衰減,減毒作用
attenuation
衰減 ATTEN
attenuation
衰減
At·ten·u·a·tion n.
1. The act or process of making slender, or the state of being slender; emaciation.
2. The act of attenuating; the act of making thin or less dense, or of rarefying, as fluids or gases.
3. The process of weakening in intensity; diminution of virulence; as, the attenuation of virus.
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attenuation
n 1: weakening in force or intensity; "attenuation in the volume
of the sound" [syn: fading]
2: the property of something that has been weakened or reduced
in thickness or density