/'pɜ:kəleɪt; `pɝkə,let/
v
1 (infml 口语作 perk)
(a) [I, Ipr, Ip] ~ (through sth)/~ (through) (of water) pass slowly through (coffee); filter through （指水）经（咖啡）渗透, 过滤
*The coffee is percolating, ie Boiling water is passing through ground coffee beans. 正在用过滤法煮咖啡.
(b) [Tn, Tn.pr, Tn.p] ~ sth (through sth/through) cause (water) to pass slowly through (coffee) 使（水）经（咖啡）过滤
*coffee made by percolating boiling water through ground coffee beans 用过滤法煮的咖啡
* I'll percolate some coffee, ie make it by percolating. 我去用过滤法煮些咖啡.
2 (a) [Ipr, Ip] ~ through (sth) (of liquid) pass slowly through (sth) （指液体）渗透过（某物）
*water percolating through sand 渗过沙层的水.
(b) [Ipr] ~ through sth (of an idea, a feeling, information) spread or become known gradually （指思想、感情、信息）逐渐传播或透露
*The rumour percolated through the firm. 那谣言在公司里慢慢流传开来.

v
[Date: 1600-1700; Language: Latin;Origin: , past participle of percolare 'to put through a sieve']
[I]
if an idea, feeling, or piece of information percolates through a group, it gradually spreads
percolate through/down
　The message has begun to percolate through the organization.
　These ideas were slow to percolate.
[I always + adverb/preposition]
if liquid, light, or air percolates somewhere, it passes slowly through a material that has very small holes in it
percolate through/down/into
　Rainwater percolates down through the rock.
[I and T]alsoperk
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
>percolation [,pəːkə'leɪʃən (US) ,pəːr-/