fire door
US /ˈfaɪər dɔːr/
UK /ˈfaɪər dɔːr/
名词
1.
防火门
a door that is designed to resist the spread of fire and smoke for a specified period of time
示例:
•
Always keep the fire door closed to prevent the spread of smoke.
务必保持防火门关闭，以防止烟雾蔓延。
•
The building's safety regulations require all exits to have a certified fire door.
该建筑的安全规定要求所有出口都必须安装经过认证的防火门。
在 Lingoland 学习这个单词