n. 1.水路，水道，渠，沟；海峡；河床，河底。 2.(柱等的)槽，凹缝；【机械工程】槽铁，凹形铁。 3.〔比喻〕路线，手段；媒介，脉络，系统，途径。 4.【无、电】波道；电路；信道；磁道；频道。 短语和例子 a talk channel通话线路。 a vision channel电视信道，视频信道。 the (English) C- 英吉利海峡。 C- fever 〔英国〕怀乡病。 channelof command [communication] 指挥[通讯]系统。 through a reliable channel通过可靠途径。 through the proper channel 经由正当途径[手续]。 vt. (〔英国〕-ll-) 1.在…开[形成]水道；在…上凿沟[凹缝]。 2.开(路)，开辟(途径)。 3.为…开辟途径，引导。 短语和例子 channel one's interests 对某人的兴趣加以引导。 vi. 形成水道[凹槽]。 n. 〔常 pl.〕【航海】突出舷侧承扣支索的铁板。
a way of selling a company''s product either directly or via distributors; "possible distribution channels are wholesalers or small retailers or retail chains or direct mailers or your own stores" 同义词：distribution channel,
a passage for water (or other fluids) to flow through; "the fields were crossed with irrigation channels"; "gutters carried off the rainwater into a series of channels under the street"
a television station and its programs; "a satellite TV channel"; "surfing through the channels"; "they offer more than one hundred channels" 同义词：television channel, TV channel,
a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake''s fangs" 同义词：duct, epithelial duct, canal,
a path over which electrical signals can pass; "a channel is typically what you rent from a telephone company" 同义词：transmission channel,
(often plural) a means of communication or access; "it must go through official channels"; "lines of communication were set up between the two firms" 同义词：communication channel, line,
a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels; "the ship went aground in the channel"
a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record) 同义词：groove,
send from one person or place to another; "transmit a message" 同义词：transmit, transfer, transport, channelize, channelise,
direct the flow of; "channel information towards a broad audience" 同义词：canalize, canalise,
transmit or serve as the medium for transmission; "Sound carries well over water"; "The airwaves carry the sound"; "Many metals conduct heat" 同义词：impart, conduct, transmit, convey, carry,
例句与用法
1.
There are at present four television channels . 现在有四个电视频道。
2.
Rain washed channels in the ground . 雨水在地面上冲出了一条条小槽。
3.
They aren't scouring any little channel . 他们不想疏浚任何小航道。
4.
The water had worn a channel in the rock . 水把岩石冲出了一条沟。
5.
Water runs along the channel to the fields . 水顺着渠道流进地里。
6.
The water of the channel is quite turbulent . 水道中的水体是十分紊乱的。
7.
The terrace channels are convenient for irrigation . 梯田的沟渠便于灌溉。
8.
We can not get channel 4 on our television . 我们的电视机收看不到第4频道。
9.
Earthworm channels greatly aid root growth . 蚯蚓洞穴极有助于植物根系生长。
10.
The channel is almost choked with silt . 水渠里淤了很多泥沙。
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