xīn / fēng / xì / tǒng / kě / yǐ / bǎ / shì / wài / de / xīn / xiān / kōng / qì / sòng / jìn / fáng / jiān新风系统可以把室外的新鲜空气送进房间。A fresh-air ventilation system can bring outdoor air into a room.