Read Edit View history 大气污染 dàqìwūrǎn air pollution Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 大气污染/大氣污染 · dàqìwūrǎn · air pollution 2026/03/04 大气污染 / 大氣污染 dàqìwūrǎn air pollution the presence in or introduction into the air of a substance which has harmful or poisonous effects 减少工业排放是防治大气污染的重要措施。 created sense Mar 4, 2026, 02:25 AM