fire block
A wooden block built into the interior of a wall or floor, running perpendicular to stud and joist cavities, especially in balloon-frame construction, intended to inhibit the spread of fire within stud and/or joist cavities.
(obsolete) Presiding over matter.
simple past tense and past participle of unplait
Archaic spelling of method.
改修工事中、大工は壁の間柱の間に木製の防火用ブロックを設置して、壁空洞内を炎が上方に移動するのを防いだ。
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