Last Updated:2025/11/22
A chamber, with a roof covered by a deep pile of gravel, within which nuclear warheads may be maintained; in the event of a (non-nuclear) explosion, the roof is weakened and the gravel falls and prevents the escape of nuclear material
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Gravel Gertie
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Source Word
Gravel Gertie
Noun
Japanese Meaning
核弾頭を保管するための部屋で、屋根が深い砂利層で覆われており、非核爆発が起きた際に屋根が弱体化して砂利が落下し、核物質の流出を防ぐ仕組みとなっている部屋。
( plural )