n.  国界，边界；边境地区

n.  边，边饰

n. 〔草坪边缘的〕狭长花坛，灌木带

n. 〔区分两种情形、状态等的〕界线 

v.  与…接壤，与…毗邻

v.  是…的边界，毗邻

• border on sth   濒于；近乎；挨着；接壤

• It shut down two border crossings with Libya. 关闭边境通道

• The Tunisian government said Monday that 45 people have been killed after gunmen attacked a town near the border with Libya. 和利比亚的交界处

• In the U.S. and Europe, for example, the rise of the Internet has led to a declining consumption of news from outside the reader's borders.

  对自己国家之外的新闻关注度下降

• His confidence bordered on arrogance.

  他的自信近乎自负。

• She felt an anxiety bordering on hysteria. 

  她感觉到一种近乎歇斯底里的焦虑。