词汇	wavelength channel
释义	wavelength channel 波长信道
随便看	audio-visual English class audiovisual English teaching audio-visual environment audio visual equipment audio-visual equipment audio visual equipment directory Audiovisual Eureka Information Bulletin audio-visual evidence Audio-visual features audiovisual file audio visual head phoneheadset audio visual head phone/headset audio visual heart sound recorder audio-visual heart sound recorder audio-visual image audio-visual impairment audio-visual industries audiovisual information audio-visual information audiovisual informationalization audiovisual information resource audio-visual information resources audiovisual information system Audio-Visual Information System audiovisual instruction