生物分解

せいぶつぶんかい

noun, no-adjective

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biodegradation

生	life, genuine, birth
物	thing, object, matter
分	part, minute of time, segment, share, degree, one's lot, duty, understand, know, rate, 1%, chances, shaku/100
解	unravel, notes, key, explanation, understanding, untie, undo, solve, answer, cancel, absolve, explain, minute