【上位】 an area within a building enclosed by walls and floor and ceiling; "the rooms were very small but they had a nice view" 壁、床、天井に囲まれている建物内の区域。
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【下位】 a large cell where prisoners (people awaiting trial or sentence or refugees or illegal immigrants) are confined together temporarily 囚人（裁判または判決を待つ人々、難民、または不法入国者）が一時的に一緒に収容される大監房。
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