eruv
/ˈerʊv/noun
(pl. 一般作 eruvim/-vɪm/)
- Judaism an urban area enclosed by a wire boundary which symbolically extends the private domain of Jewish households into public areas, permitting activities within it that are normally forbidden in public on the Sabbath【犹太教】结合场所（城市里用铁丝网围起来的一块地方, 象征性地将犹太家庭的私人活动领域向公共领域延伸, 在安息日时可以在这一区域进行公共场合常常禁止举行的活动）。
词源
from Hebrew 'ērūḇ, from a base meaning 'mixture'.