相关单词近义词 conduit 导管, pipe 管子, duct 管道, channel 频道, tube 管子, grapevine 葡萄藤, word of mouth 口头语, line 线临近词piper, pipe, pipeliner, pipeline oil, pipeline pig, pipeline jam, pipeline war, pipeline GIS, pipeline gas, pipeline ADC, pipeline mode, pipeline leak 返回 pipelines