channels

['tʃænlz]

n. 通道, 通路
名词channel的复数形式

例句与用法：

Your complaint must be made through the proper channels.

你的意见必须通过正当途径投诉。

A pipe or channel by which liquid is drawn off.

排水管排掉液体的管或通道

He has secret channels of information.

他有秘密的消息来源。

A method of access in which data transfers through input/output channels are made only as and when called for in a user program.

一种存取方法，只有当用户程序提出请求时，才能实现通过输入输出通道的数据传输。