1859, "continuous line of pipes," from pipe (n.1) + line (n.). Figurative sense of "channel of communication" is from 1921; surfer slang meaning "hollow part of a large wave" is attested by 1963.
权威例句
1. The two ends of the pipeline are connected with the radiator.
管道的两端与暖气片相连接.
2. The pipeline supplies Jordan with 15 per cent of its crude oil.
该管道供给约旦15%的原油.
3. A single pipeline serves all the houses with water.