【英文单词】：wavelength
【美式读音】：['weɪvleŋθ] 
【英式读音】：['weɪvleŋθ]
n. 波长；波段
热门单词：
【英文单词】：wavelength
【美式读音】：['weɪvleŋθ]
【英式读音】：['weɪvleŋθ]
n. 波长；波段
Wave speed equals frequency times wavelength.
波速等于频率乘以波长。
What is the wavelength of operation?
激光波长?
What wavelength is this station on?
这个电台在哪个波段?