percolate

verb

/ˈpɜːkəleɪt/

/ˈpɜːrkəleɪt/

动词形式

present simple I / you / we / they percolate	/ˈpɜːkəleɪt/ /ˈpɜːrkəleɪt/
he / she / it percolates	/ˈpɜːkəleɪts/ /ˈpɜːrkəleɪts/
past simple percolated	/ˈpɜːkəleɪtɪd/ /ˈpɜːrkəleɪtɪd/
past participle percolated	/ˈpɜːkəleɪtɪd/ /ˈpɜːrkəleɪtɪd/
-ing form percolating	/ˈpɜːkəleɪtɪŋ/ /ˈpɜːrkəleɪtɪŋ/

[intransitive] (+ adv./prep.) (of a liquid, gas, etc.液体、气体等) to move gradually through a surface that has very small holes or spaces in it渗入；渗透；渗漏
- Water had percolated down through the rocks.水从岩缝间渗漏下去。
- Nitrates may take 20 years to percolate through to the underground streams.硝酸盐可能需要20年才能渗透到地下溪流中。
[intransitive] to gradually become known or spread through a group or society逐渐流传；传开
- It had percolated through to us that something interesting was about to happen.我们听到传言说，将要发生一件有趣的事。
- Changes percolate through gradually.变化逐渐渗透进来。
[transitive, intransitive] percolate (something) to make coffee in a percolator; to be made in this way（用渗滤式咖啡壶）滤煮；滤煮咖啡

词源early 17th cent.: from Latin percolat- ‘strained through’, from the verb percolare, from per- ‘through’ + colare ‘to strain’ (from colum ‘strainer’).