Read Edit View history 新风系统 xīnfēngxìtǒng fresh air system Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 新风系统/新風系統 · xīnfēngxìtǒng · fresh air system 2026/03/04 新风系统 / 新風系統 xīnfēngxìtǒng fresh air system a ventilation system that purifies outdoor air during intake 安装了新风系统后，室内的空气质量明显改善了。 created sense Mar 4, 2026, 02:25 AM