frontier
英['frʌntɪə(r)] 美[frʌn'tɪr]
"the individualism of the frontier in Andrew Jackson's day"
"he worked at the frontier of brain science"
1.边界;边境
Afrontier is a border between two countries.
e.g. It wasn't difficult then to cross thefrontier.
那时穿越边境并不困难。
2.西部边疆,边远地区(指 20 世纪前美国西部欧洲移民尚未定居的部分)
When you are talking about the western part of America before the twentieth century, you usefrontier to refer to the area beyond the part settled by Europeans.
e.g. ...a far-flung outpost on thefrontier.
远驻西部边疆的前哨
3.(尤指知识的)前沿，尖端，新领域
Thefrontiers of something, especially knowledge, are the limits to which it extends.
e.g. ...pushing back the frontiers of science.
推进科学前沿
e.g. ...technological frontiers.
技术尖端
We were turned back at the frontier.
我们在边界那儿被赶了回来。
The frontier ranges from the northern hills to the southern coast.
边界从北部山地一直延伸到南部海岸。
Everything is quiet on the frontier.
边境上一切安静。
This new frontier incident probably means war.
这个新的边境事件可能导致战争。
The minority of us are confronted with difficulty in the frontier of the major.
我们少数人在该专业尖端领域面临困难。
The frontiers of medical knowledge are being pushed forwards as time goes on.
医学知识的新领域正随着时间向前推进。
He came from the remote frontier.
他来自遥远的边疆。
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
a customs post on the frontier with Italy
与意大利的交界边境上的海关关卡
a frontier town'/zone'/post
边陲小镇；边疆地带；边防站
a remote frontier settlement
边远地区定居点
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
It wasn't difficult then to cross the frontier.
那时穿越边境并不困难。
...a far-flung outpost on the frontier.
远驻西部边疆的前哨
...pushing back the frontiers of science.
推进科学前沿
...technological frontiers.
技术尖端
Provide the customs transit, reloading and information feedback for goods in frontier ports.
提供货物在边境口岸的转关, 换装,信息反馈.
In the untamed frontier of the Kamchatka Peninsula, poaching keeps the bears at risk.
在堪察加半岛蛮荒的边疆, 偷猎让俄罗斯熊处于危险之中.
They lived in log cabins on the frontier.
他们住在边境的木屋里.
The car was turned back at the frontier.
汽车在边境处被拦住了.
But I tell you the New frontier is here, whether we seek it or not.
但是我要告诉大家,“新边疆”就在眼前, 无论我们要不要去寻找它.
Many young people went to the frontier to build it.
许多年青人去建设边疆.
William McNeill , The Great frontier: Freedom and Hierarchy in Modern Times, Princeton University Press, 1983.
威廉姆.麦克尼尔, 伟大的边疆: 近代的自由与等级, 普林斯顿大学出版社, 1983.
Ecoenvironmental geochemistry is a new frontier science.
生态环境地球化学是一门新兴边缘学科.
Beyond the frontier lay very real dangers.
在开发地区以外十分危险.
China has a frontier line of six thousand miles bordering on Russia.
中俄接壤达6000英里.
Prediction for deep ore prospecting is a frontier and key research in metallogeny and metallogenic prognosis.
深部找矿预测已成为当前成矿学和成矿预测学的科学前沿和研究重点.
There's a lot of smuggling across this frontier.
这段边境走私活动很猖獗.
The war greatly multiplied the dangers of frontier life.
战争大大地增加了前线士兵的生命危险.
There were very few border controls on the southwestern frontier.
西南国界上没几个边境检查站.
The frontier station was starved for food and water.
边防站急需食物和水.
He wrote a book descriptive of the frontier provinces.
他写了一本描写边疆各省的专著.
Areas near the frontier were rough and lawless in the old days.
过去边远地区混乱不堪,而且没有法律.
Troops are massing on the frontier.
部队在边境集结.
Establishing an agreed frontier between Poland and Russia.
出自：G. F. KennanThe frontiers of treason are rarely so clearly defined.
出自：fig.