英 [ˈfrʌntɪə(r)] 美 [frʌnˈtɪr]
n. 边境，国界；(常sing.) 西部边疆，边远地区；（尤指知识的）前沿，新领域；西部边疆，边远地区
adj. 边境的，边疆的
【名】 （Frontier）（法）弗龙捷（人名）
复数frontiers
frontier /ˈfrʌntɪə, frɒn-/ CET4 TEM4
可数名词 When you are talking about the western part of America before the twentieth century, you use frontier to refer to the area beyond the part settled by Europeans. (20世纪前美国) 西部边疆
...a far-flung outpost on the frontier.
…远驻西部边疆的一个哨所。
可数名词 The frontiers of something, especially knowledge, are the limits to which it extends. (尤指知识的) 前沿
...pushing back the frontiers of science.
…推进科学前沿。
可数名词 A frontier is a border between two countries. 国界
It wasn't difficult then to cross the frontier.
那时候穿越国界并不难。
a wilderness at the edge of a settled area of a country
the individualism of the frontier in Andrew Jackson's day
an international boundary or the area (often fortified) immediately inside the boundary
an undeveloped field of study; a topic inviting research and development
he worked at the frontier of brain science
前沿-引用次数：523
The efficient frontier moves downward (upward) if consumption increase (decrease) .
消费的增加(减少)会引起有效前沿向下(上)平移。
参考来源M
边疆-引用次数：174
In the preface, based on forefathers, the writer redefined the word"mining frontier".
序言中，笔者在前人论述的基础上对“矿业边疆”进行了重新定义。
前沿-引用次数：29
Now studying the mechanism of information processing of neural network has become a frontier in the neuroscience research field.
神经科学是一门以研究神经系统的结构和功能的跨学科的新型科学,人们可从不同的结构水平上研究神经系统的功能,而在网络层次上研究它的信息加工机理已成为当前生物科学研究的前沿领域之一。
边疆-引用次数：4
Human geography is becoming the periphery in the Chinese frontier research field in which history perspective is mainstream today. So renaissance and strengthening of frontier study on human geography are very indispensable.
相比之下,我国的边疆研究一直以历史学为主流,人文地理学在边疆研究中的地位有待加强。
国境
边界-引用次数：1
参考来源多杆内燃机柔性体优化分析
边界
边境
边界
所以,很多曾经是边境（frontier）的地方也就不再是不可进入的荒芜之地了.无论一个句子多么复杂,都要抓住它的主干,不要被附于其上的枝枝蔓蔓迷惑了眼睛.
宁波口岸外来有害生物截获情况及国境口岸检疫对策_中国质量新闻网 关键词：外来有害生物；截获；国境；检疫 [gap=1124]Key words: Exotic pest; Capture; Frontier; Quarantine
（1）码头前沿。码头前沿（Frontier）是指沿码头岸壁 到集装箱编排场之间的区域，设置有岸壁集装箱起重机及其运行轨道，一般不设铁 路线。
日产的边疆(Frontier)是目前加拿大市场上两种紧凑尺寸的皮卡之一，兼顾了尺寸、装载能力和越野能力。
[数]边界的；开拓的
Rugged individualism forged America's frontier society.
坚定的个人主义铸就了美国这个前沿社会。
The rebels control the frontier and the surrounding area.
叛乱分子控制了边疆地区。
They are planning to build a faithful recreation of the original frontier town.
他们正计划建造一座和原来边境城镇一模一样的复制品。
The people of that frontier state were once famous for not believing everything people told them.
VOA : special.2009.08.16
.. I computed the efficient portfolio frontier for various-- it's the efficient portfolio frontier using the formula I just gave you.
我计算了来自不同组合有效边界-,这一条有效投资组合边界,就是用刚刚给出的公式算出来的。
金融市场课程节选 : 耶鲁公开课
I think that these countries are somewhat trying to manage this oil risk but they can't yet get onto the frontier.
我想这些国家或多或少,都试着控制石油风险,但他们根本无法达到有效边界。
金融市场课程节选 : 耶鲁公开课
This piece from "Billy the Kid: Ballet Suite" is called "Street in a Frontier Town."
VOA : special.2009.06.21
In nineteen ten he published a book called "Cowboy Songs and Other Frontier Ballads."
VOA : special.2010.01.18
The open conditions of the frontier were ideal for Jewish merchants, like the Goldwaters of Phoenix.
Frontier Airlines has grabbed nearly 20% of domestic traffic in Denver, a United hub.
Politicians routinely test constitutional limits but hadn t previously ascertained the Commerce Clause s precise frontier.