wavelengthKK [ˋwevˏlɛŋθ] /ˈweɪvˌlɛŋθ/发音名词1波长Red light has a longer wavelength than blue light.红光的波长比蓝光长。2波长、频率广播The station broadcasts on a shorter wavelength at night.这家电台晚上以较短的波长播音。3频道、思路、想法口语My sister and I are completely on the same wavelength.我和我姐完全是同一个频道的人。用这个字练口说→相关片语on the same wavelength