percolator

n.

过滤器，抽出器；

复数：percolators

1. And also there is an old-fashioned kind where it boils, and the coffee takes a long time to make, that's called a percolator.
   还有老式的煮咖啡的器具，用它煮制咖啡需要很长的时间，它便是percolator。

Percolator
Percolator
Percolator
PERCOLATOR FOR PRODUCING A BEVERAGE FROM POWDERED MATERIAL IN A CONTAINER
A percolator vaporizer heated by reaction of neutralization of lime by carbon dioxide.
The information percolator:ambient information display in a decorative object
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Enhanced peptide identification by electron transfer dissociation using an improved Mascot Percolator.