良好通风
To ventilate a space effectively and thoroughly.
有效且彻底地为一个空间通风。
适当通风
To ensure a space is ventilated in the correct manner.
确保空间以正确的方式通风。
充分通风
To provide enough fresh air for a space.
为空间提供足够的空气。
通风不良
To ventilate a space inadequately or ineffectively.
对一个空间通风不足或无效。
自然通风
To ventilate a space using natural air currents, without mechanical systems.
使用自然气流为空间通风，无需机械系统。