wavelength

美 ['weɪv.leŋθ]

英 ['weɪv.leŋθ]

复数：wavelengths

权威英汉双解

wavelength

1.	波长the distance between two similar points on a wave of energy, such as light or sound

2.	（广播电台等使用的）频道，波道the size of a radio wave that is used by a particular radio station, etc. for sending signals or broadcasting programmes

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