a channel

• The water had worn a channel in the rock .
  水把岩石冲出了一条沟。
• The torrents scoured out a channel down the hill side .
  急流沿着山腰冲刷出一条水沟。
• Lateral deposits are on the sides of a channel of immediately adjacent to it .
  侧积位于河道两边紧邻河道。
• The little rills of selfishness had united and made a channel .
  一点儿细微的自私的涓涓之流，汇合成了一条大河。
• The notion of a channel tunnel first saw the light of day more than a century ago .
  海峡隧道的构想在一百多年前就已提出。
• A channel is no sooner cut than it chokes in its own detritus .
  一个河道刚被切割了不久，很快又被它自己的碎屑物质所充塞。
• The suspensor is thought to function as a channel for the conduction of food materials .
  胚柄被认为是作为运输营养物质的通道。
• It has provided the forum for debate and negotiation and a channel for quiet diplomacy .
  它提供了辩论和谈判的场所以及进行私下外交的渠道。
• It can never be used as the sole criterion for identifying a channel sandstone in the subsurface .
  它完全不能作为鉴定地下水道砂岩的唯一准绳。
• Tong uses the model to analyse the effect of a rectangular obstruction in a channel .
  董使用“混合”模型研究了管道中有矩形障碍物时所产生的影响。