渠道 qúdào irrigation ditch
irrigation ditch; (figuratively) channel; means
How to remember 渠道: 渠 ditch + 道 way = irrigation ditch.
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How it is used
- A channel/means/avenue (figurative), or literal irrigation ditch - 销售渠道 (xiāoshòu qúdào) sales channels, 通过正规渠道 (tōngguò zhèngguī qúdào) through official channels.
- The figurative 'channel/route for getting something done or obtaining info' dominates modern use.
- Contrast 途径 (tújìng, way/means, near-synonym); 渠道 emphasizes an established conduit/pipeline (esp. business, information).