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单词	a-horizon
释义	A-horizon Thesaurus Noun 1. A-horizon - the top layer of a soil profile; usually contains humusA horizonhumus - partially decomposed organic matter; the organic component of soil A-horizon Related to A-horizon: soil profile noun Synonyms for A-horizon noun the top layer of a soil profile Synonyms A horizon Related Words humus
随便看	genus hybanthus genus hydnocarpus genus hydnum genus hydra genus hydrangea genus hydrastis genus hydrilla genus hydrobates genus hydrocharis genus hydrochoerus genus hydrodamalis genus hydromantes genus hydromys genus hydrophyllum genus hyemoschus genus hygrocybe genus hygrophorus genus hygrotrama genus hyla genus hylactophryne genus hylobates genus hylocereus genus hylocichla genus hylophylax genus hymenaea

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