a fire-resistant connecting door inside a building, made of fire-resistant material, designed to prevent the spread of fire
a door to the outside of a building for use as an emergency exit, esp one that can easily be opened from inside
单词 | fire door |
释义 | fire doornouna fire-resistant connecting door inside a building, made of fire-resistant material, designed to prevent the spread of fire a door to the outside of a building for use as an emergency exit, esp one that can easily be opened from inside |
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