2 sentences for 通風 (tōng​fēng — well-ventilated)

1. 有些人以为通风和空调是一回事。

   yǒu​xiē​rén yǐ​wéi tōng​fēng hé kōng​tiáo shì yī​huí​shì.

   Some people think that ventilation is the same thing as air conditioning.

   Source: UM-Corpus: Education

2. 确保所有房间通风良好，通风口没有堵塞。

   què​bǎo suǒ​yǒu fáng​jiān tōng​fēng liáng​hǎo, tōng​fēng​kǒu méi​yǒu dǔ​sè.

   Make sure all rooms are well ventilated and that vents are not blocked.

   Source: CCMatrix