channel，意思是：n.频道;渠道;电视台;波段;途径;系统;（表达的）方式，方法，手段;水渠;水道;海峡;英吉利海峡。vt.为…引资;引导;贯注;(利用某途径)输送资金，提供帮助;(经过通道)输送，传送。
例句：1.She had nothing to declare, and was starting to go through the 'Green' channel when she was stopped.
她没有什么要申报的，便开始进入绿色通道，结果就在这时被拦住了。
2.We can't get Channel 5 in our area.
大家地区收不到5频道的节目。
3.Bandwidth is the information-carrying capacity of the wires and channels that connect everyone in cyberspace.
带宽是信息，是在网络上联系每个人的电线的传送能力。