We crossed the county boundary into Devon.

我们越过郡界进入了德文。

《牛津词典》

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Positioned on the boundary between Philadelphia and Montgomery County, our school offers a quiet suburban location with access to the best of a thriving city.

学校位于边界和费城蒙哥马利县之间，因而学校提供了安静的环境，很容易进入繁荣的城市。

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Boundary changes mean the number of county councillors is being cut from 74 to 63.

BBC: Tories lose control of Oxfordshire County Council

The boundary with Hillside marked the beginning of Union County, another New Jersey entirely.

NPR: Roth Rewrites History with a 'Plot Against America'

Councillor John Bint said the signs were on the boundary of Milton Keynes which is a "borough and a county" and it was "not an inappropriate use of money".

BBC: Milton Keynes welcome signs 'misleading'