frontier什么意思 frontier音标、翻译、用法
frontier音标
英 [ˈfrʌntɪə(r)]
美 [frʌnˈtɪr]
frontier翻译
n.
边疆，边境；边界，边缘；尚待开发的领域；
adj.
边疆的，边界的；新垦地的，边地的；开拓的；
变形
复数：frontiers
双语释义
n.(名词)[C]边界,边境the edge of the land of one country[S]开发地区的边缘,边远地区the border between settled and wild country[P]尚待开发的领域a border between what is known and what is unknown
英英释义
frontier[ 'frʌntjə ]
n.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 boundaryan undeveloped field of study; a topic inviting research and development
"he worked at the frontier of brain science"
frontier用法
词汇搭配
用作名词 (n.)动词+～close a frontier关闭边境～+介词the frontier between在…之间的界线have frontiers with与…接壤
词组短语
new frontier新边疆；新境界
frontier trade边境贸易
efficient frontier有效边界；效率前缘
frontier orbital前沿轨道
同近义词辨析
limit, frontier, bounds, border, boundary
这组词都有“边界，边境”的意思，其区别是：
limit含义广泛，常用作复数。指任何界限、范围、分界线外面的部分，可指有形或无形的东西。
frontier指两国接壤的前沿地区，属于各国的国境和边疆，多指设防的边界。
bounds常与boundary换用，指土地边界，但意思不如boundary明确，主要用于抽象事物和文学作品中。
border多指国与国之间或两地区的分界处，即分界线附近的边缘部分。
boundary侧重地图上正式标定的、双方遵守的边界，也可指较小行政单位间的界线。
frontier, verge, border, boundary, rim
这组词都有“边界”的意思，其区别是：
frontiern.边界，边境，边疆，指靠近边界(boundary)的区域；也可引申为"未开发的领域"，"(学术的)前沿"等。
The American West was still a frontier a century ago.一个世纪以前美国西部还是一片边疆。
She is a biochemist who works on the frontiers of biology.她是从事生物学前沿研究的生化学家。
verge n. (道路、花坛等长着草的)边缘，引申为"某事即将发生之际"。
on the verge of war战争爆发之际
bordern.较宽的边缘，边界，多指两国或两地之间的分界处附近的边缘地区、边界地带；也可以指物体的边缘等。
We crossed the Mexican bordersintosthe USA.我们穿过墨西哥边界进入美国境内。
boundaryn.边界；界线。多指作为界线的标识物等。
The fence marks the boundary between my land and hers.这道栅栏是我的地和她的地的分界线。
rimn.边，边缘，尤指圆形或近似圆形的物体的边缘。
frontier, border, boundary
frontier一国单方面提及的分界，需设防，检查护照、签证
border指“边境地带”范围较广的地区
boundary山脉、河流等形成的天然“边界线”，多指在地图上的领土分界线
双语例句
用作名词(n.)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。
权威例句
Homesteading on the electronic frontier
Big data: The next frontier for innovation, competition, and productivity
Communities of Practice: The Organizational Frontier.
Virtual Community: Homesteading on the Electronic Frontier
Mass Customization: The New Frontier in Business Competition by B. Joseph Pine,
Frontier Production Functions, Technical Efficiency and Panel Data: With Application to Paddy Farmers in India
Frontier production functions, technical efficiency and panel data: With application to paddy farmers in India
Formulation and estimation of stochastic frontier production function models ☆
A model for technical inefficiency effects in a stochastic frontier production function for panel data
Cyburgs. (Book Reviews: The Virtual Community. Homesteading on the Electronic Frontier.)