English Dictionary

fire tower stairway

名詞

In a high building, a stairway protected by several inches of concrete and entered through a kind of "air lock" that prevents smoke from entering in the event of a fire.

日本語の意味

高層建物に設けられた防火用の階段。数センチのコンクリートで保護され、火災時に煙の侵入を防ぐため、エアロックのような入口が施されている階段。

During the drill, we descended the fire tower stairway, a concrete-encased enclosure entered through a pressurized air lock that prevents smoke from entering in the event of a fire.

訓練中、私たちは火災時に煙が入らないよう、コンクリートで覆われ加圧式のエアロックを通って入る防煙避難階段を降りました。

意味（1）

In a high building, a stairway protected by several inches of concrete and entered through a kind of "air lock" that prevents smoke from entering in the event of a fire.

fire tower stairways （ plural ）