border on

1.

A region of western India bordering on the Arabian Sea. An independent kingdom after 1401, it was annexed by the Mogul Empire in 1572.

古吉拉特印度西部一地区，与阿拉伯海相邻。1401年后成为一独立的王国，1572年被强行并入莫卧帝国。

2.

A country of northwest Africa bordering on the Mediterranean Sea. Algeria gained its independence from France in 1962 after a long terrorist and guerrilla campaign. Algiers is the capital and the largest city. Population, 16,948,000.

阿尔及利亚非洲西北部滨邻地中海的国家。经过长期的恐怖主义活动和游击战争，阿尔及利亚于1962年脱离法国统治宣布独立。阿尔及尔是首都及最大的城市。人口16，948，000。

3.

His remarks border on rudeness.

他的话近乎无礼。