n.频道( channel的名词复数 ),渠道,通道,海峡
You simply can't get a ticket through official channels.
通过官方渠道是压根儿搞不到票的.
Moscow and the Baltic republics are re-opening channels of communication.
莫斯科和波罗的海诸共和国正在重启沟通渠道。
They have four satellite channels.
他们有4个卫星频道。