channelsn.通道；通路名词channel的复数形式.channeln.频道；海峡；方法；通道；（消息）渠道vt.引导；形成河道；集中（精力）channel output信道输出channel letter信道字母channel safety信道安全channel island河间岛channelspacingn.信道间隔channel doping沟道渗杂channels fault通道故障channel encoder信道编码器channel for air气路channel phasing声道相位调整