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	ibco ibcobn ibcoc ibcp ibcq ibcr ibcra guitar lessons guitar-like guitar maker guitar makers guitar method guitar music guitar notation guitaron guitar pick guitar player guitar player magazine guitar pro five guitar riff guitars guitar-shaped guitar shaped object guitar slide guitar system controller

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