unventilated

adj.不通风的,空气不流畅的

没有通风的；没有透风的

形容词

1. The small room was unventilated and stuffy, making it difficult to breathe. 这间小房间没有通风，空气闷热，让人呼吸困难。
2. Without proper ventilation, the unventilated basement became filled with musty and damp air. 没有适当的通风，这个没有通风设备的地下室充满了发霉潮湿的空气。