4 sentences

1. 这间房子采光好，而且非常通风。

   zhè jiān fáng​zi cǎi​guāng hǎo, ér​qiě fēi​cháng tōng​fēng.

   This room has good lighting and is very well-ventilated.

   Source: Dong Chinese Dictionary

2. 新装修的房子需要多通风以去除甲醛。

   xīn zhuāng​xiū de fáng​zi xū​yào duō tōng​fēng yǐ qù​chú jiǎ​quán.

   Newly renovated houses need plenty of ventilation to remove formaldehyde.

   Source: Dong Chinese Dictionary

3. 这间地下室由于长期不通风，感觉很阴。

   zhè jiān dì​xià​shì yóu​yú cháng​qī bù tōng​fēng, gǎn​jué hěn yīn.

   This basement feels very cold and damp because it hasn't been ventilated for a long time.

   Source: Dong Chinese Dictionary

4. 这种花卉宜在湿润且通风的环境中生长。

   zhè zhǒng huā​huì yí zài shī​rùn qiě tōng​fēng de huán​jìng zhōng shēng​zhǎng.

   This kind of flower grows best in a moist and well-ventilated environment.

   Source: Dong Chinese Dictionary