| 单词 | percolate |
| 释义 | percolate v. 1. intr. (often foll. by through) a (of liquid etc.) filter or ooze gradually (esp. through a porous surface). b (of an idea etc.) permeate gradually. 2. tr. prepare (coffee) by repeatedly passing boiling water through ground beans. 3. tr. ooze through; permeate. 4. tr. strain (a liquid, powder, etc.) through a fine mesh etc. Derivatives percolation n. Etymology: L percolare (as PER-, colare strain f. colum strainer) |
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