per·co·late /ˈpɜːkəleɪt $ ˈpɜːr-/ verb 1 [intransitiveI]SPREAD if an idea, feeling, or piece of information percolates through a group, it gradually spreads 〔观念、感觉或信息〕逐渐传开percolate through/down The message has begun to percolate through the organization. 那消息开始在整个机构中传播开来。
These ideas were slow to percolate. 这些观念流传得很慢。
2 [intransitiveI always + adverbadv/prepositionprep]GO if liquid, light, or air percolates somewhere, it passes slowly through a material that has very small holes in it 〔液体、光或空气〕渗透,滤出percolate through/down/into Rainwater percolates down through the rock. 雨水顺着岩石的裂缝渗下去。
3. [intransitiveI, transitiveT] (also perk)DFD if coffee percolates, or if you percolate it, you make it in a special pot in which hot water goes up through a tube and then passes down through crushed coffee beans 〔用咖啡渗滤壶〕滤煮 —percolation /ˌpɜːkəˈleɪʃən $ ˌpɜːr-/ noun [countableC, uncountableU]