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percolation
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the slow passage of a liquid through a filtering medium; "the percolation of rainwater through the soil"; "the infiltration of seawater through the lava" the act of making coffee in a percolator the filtration of a liquid for extraction or purification
출처: wordnet.princeton.edu/perl/webwn
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Periplaneta americana
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American cockroach: large reddish brown free-flying cockroach originally from southern United States but now widely distributed
출처: wordnet.princeton.edu/perl/webwn
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percolator
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a coffeepot in which boiling water ascends through a central tube and filters back down through a basket of ground coffee beans
출처: wordnet.princeton.edu/perl/webwn
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Periplaneta australasiae
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Australian cockroach: widely distributed in warm countries
출처: wordnet.princeton.edu/perl/webwn
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percuss
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strike or tap firmly; "the doctor percussed his chest and back"
출처: wordnet.princeton.edu/perl/webwn
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