percolate

Definitions

[1] vt.vi. 滤, 滤过, 渗开, (使)渗透, (使)渗滤n. 滤过液, 渗出液
[2] vt. 用渗滤壶煮(咖啡)
[3] [化] 渗滤液
[4] [医] 渗漉液; 渗漉