Read Edit View history 活性炭 huóxìngtàn activated carbon Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 活性炭 · huóxìngtàn · activated carbon 2026/03/04 活性炭 huóxìngtàn activated carbon activated carbon 活性炭常用于空气净化。 noun created sense Mar 4, 2026, 02:25 AM