Last Updated
：2025/11/20
ring of steel
Noun
Britain
Japanese Meaning
イギリスで用いられる治安対策の一環で、閉回路テレビ、管理区域、立ち入り制限などを活用し、都市中心部や金融地区を実効的に封鎖して市民を保護する仕組みを指す。
（ plural ）
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(Britain) A form of civil protection (using closed-circuit television, control zones and restricted access) that effectively seals off city centres and financial districts; used in Northern Ireland and the City.
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ring of steel
After the bombing, the city centre was encircled by a ring of steel to deter further attacks.
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After the bombing, the city centre was encircled by a ring of steel to deter further attacks.
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