叛乱分子控制了边疆地区。
已派出部队去守卫边疆。
到了20世纪中叶，“边疆假设”在历史学家中渐渐失宠。
By the middle of the twentieth century, the Frontier Thesis fell into disfavor among historians.
在他们的作品中，这些作者倾向于赞颂妇女对边疆生活的贡献。
In their works these authors tended to glorify women's contributions to frontier life.
到19世纪末，随着边疆的消失，美国人开始感到些许的恐慌。
By the end of the 19th century, as the frontier vanished, the US had a mild panic attack.
特纳声称，边疆产生了个人主义，个人主义是美国文化的标志，而这种个人主义反过来又促进了民主制度和经济平等。
Turner claimed that the frontier produced the individualism that is the hallmark of American culture, and that this individualism in turn promoted democratic institutions and economic equality.
这一见解未能在美国广袤空旷的边疆传播。
This notion did not travel well to the vast emptiness of America's frontier.
建设美丽的边疆，爱护我们的家园。
Construct beautiful frontier region and cherish our homeland.
他们触及了技术的新边疆：数字娱乐与通讯技术。
There's a new frontier in technology: digital entertainment and communication.
但是边疆也培养了好的品质。
当那个边疆城镇附近发现金矿时它迅速而蓬勃发展起来。
做边境贸易的边疆宾馆。
驱使他们来这的是在农业边疆开创新生活的巴西梦想。
They're driven by the Brazilian dream of building a new life on the agricultural frontier.
阿拉斯加还举办着一年一次的北部边疆演习。
Alaska also plays host to Northern Edgeexercises once a year.
边疆没有随着大陆的联合或自耕农场的消失而消失。
The frontier has not disappeared with the spanning of the continent, or the end of homesteading.
这张照片摄于与哈萨克斯坦接壤的俄罗斯阿尔泰边疆。
The picture was taken in the Altai territory of Russia, right in the border regions of Kazakhstan.
这些前边疆州由于建立在强烈的个人主义理念之上因而天生倾向保守。
Founded on ideals of rugged individualism, these former frontier territories are naturally conservative.
这点我很同意。不管怎么样，我们去看那个《边疆》片吗？
同时，边疆东部开始形成稳定且相对进步的农业，商业化的农业也逐步形成。
At the same time, a stable and reasonably advanced agriculture began to develop to the east of the frontier. Gradually, a commercial agriculture developed.
生产可能性坡边疆反映机会成本，因为它描述了必须放弃，以取得更多的好。
The slope of the production possibilitiesfrontier reflects opportunity cost, because it describes whatmust be given up in order to acquire more of a good.
随着外空技术的迅猛发展，曾被视为“高边疆”的外空被日益赋予重要的军事价值。
With the rapid development of outer space technology, out space, the once-deemed "high frontier", has been attached with increasing military value.
随着外空技术的迅猛发展，曾被视为“高边疆”的外空被日益赋予重要的军事价值。
With the rapid development of outer space technology, out space, the once-deemed "high frontier", has been attached with increasing military value.
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