- [countable]
a line that separates two countries, etc.; the land near this line 国界；边界；边境 - frontier (between A and B)
the frontier between the land of the Saxons and that of the Danes 撒克逊人土地和古斯堪的纳维亚人土地的边界 - frontier (with something)
a customs post on the frontier with Italy 与意大利交界的边境上的海关关卡 a frontier town/zone/post 边陲小镇；边疆地带；边防站
Synonyms borderborder- boundary
- frontier
- border the line that separates two countries or areas; the land near this line:
a national park on the border between Kenya and Tanzania 位于肯尼亚和坦桑尼亚边界的国家公园
- boundary a line that marks the edges of an area of land and separates it from other areas:
The fence marked the boundary between my property and hers. 那道篱笆曾是我和她的房产之间的地界。
- frontier (British English)
the line that separates two countries or areas; the land near this line: 指国界、边界、边疆、边界地区： The river formed the frontier between the land of the Saxons and that of the Danes. 这条河曾是撒克逊人与古斯堪的纳维亚人土地的分界线。
The point where you cross from one country to another is usually called the border. In British English it can also be called the frontier, but this is often in a context of wildness, danger and uncertainty: 国界线通常叫 border；英式英语亦可叫 frontier，但 frontier 常与荒芜、危险和不确定联系在一起： The rebels control the frontier and the surrounding area. 叛乱分子控制了边疆地区。
地图上标示的国界线可叫 boundary，但穿越国界不用 boundary： After the war the national boundaries were redrawn. 战后重新划定了国界。 - Thousands of immigrants cross the boundary every day.
the boundary fence/wall between the properties 分隔两所房子的篱笆／墙
- across/along/on/over a/the border/boundary/frontier
- at the boundary/frontier
- the border/boundary/frontier with a place
- the northern/southern/eastern/western border/boundary/frontier
- a national/common/disputed border/boundary/frontier
Extra ExamplesTopics Politicsc1France's frontier with Germany 法国与德国的接壤地区 Many people travelling across the frontier were illegal immigrants. 许多过境的人是非法移民。 Neither country would guarantee the integrity of their common frontier. 两国都对双方间的共同国界存有争议。 The army crossed the frontier in the middle of the night. 午夜时份，军队越过了边界。 The rebels control the frontier and the surrounding area. 叛乱分子控制了边疆地区。 There was an army checkpoint at the frontier. 边界上有一个军队检查站。 There were very few border controls on the south-western frontier. 西南边疆的边境管制极少。 They were forced to retreat back over the frontier. 他们被迫退回到边界线以内。 an army grouping along the frontier 沿边境集结的军队 people living on the German frontier 居住在德国边境地区的人 the frontier between India and Pakistan 印巴边界 I was searched by border guards on the frontier in Kuwait. 我在科威特边境被边防人员搜查。
Oxford Collocations Dictionaryadjective- common
- eastern
- northern
- …
- cross
- reach
- control
- …
- controls
- post
- guard
- …
- across the frontier
- along the frontier
- at the frontier
- …
- frontier (between A and B)
- the frontier[singular]
the edge of land where people have settled and built towns, beyond which the country is wild and unknown, especially in the western US in the 19th century （尤指 19 世纪美国西部的）开发地区边缘地带，边远地区 a remote frontier settlement 边远地区定居点 America's wild frontier 美国的荒野地带
Oxford Collocations Dictionaryadjective- wild
- western
- explore
- tame
- settle
- …
- province
- settlement
- town
- …
- [countable, usually plural] frontier (of something)
the limit of something, especially the limit of what is known about a particular subject or activity （学科或活动的）尖端，边缘 to push back the frontiers of science (= to increase knowledge of science) 开拓科学新领域 to roll back the frontiers of government (= to limit the powers of the government) 限制政府权力 Space is the final frontier for us to explore. 太空是我们探索的最后一个领域。
Oxford Collocations Dictionaryadjective- final
- last
- new
- …
- explore
- advance
- expand
- …
Word Originlate Middle English: from Old French frontiere, based on Latin frons, front- ‘front’.