Word · Frequency #4553
frontiers
边境；国界；边疆
frontiers is the plural of frontier.
核心释义
a line or area that separates two countries
- 1.
国家与另一国或未开发地区接壤或相对的部分；边境,边疆。
The part of a country which borders or faces another country or unsettled region.
- 2.
国家已开发区域边缘的荒野
a wilderness at the edge of a settled area of a country
- 3.
某事物的最先进或最新版本；前沿。
The most advanced or recent version of something; the leading edge.
- 4.
国际边界或边界内侧(通常设防)的区域
an international boundary or the area (often fortified) immediately inside the boundary
- 5.
尚未开发的研究领域；一个吸引研究和发展的主题
an undeveloped field of study; a topic inviting research and development
边远地区；未开发地区；前沿；尖端；新领域；国家与另一国或未开发地区接壤或相对的部分；边境,边疆。；国家已开发区域边缘的荒野；某事物的最先进或最新版本；前沿。
用法In use
The new smartphone is at the frontier of mobile technology.
用法提示：此句中 frontier 是名词，意为“前沿”，指最新发展领域。
Medical researchers are working at the frontiers of medical science.
用法提示：frontiers 是 frontier 的复数，名词，意为“前沿”，表示医学研究的领先领域。
Investors are looking for opportunities at the frontier of renewable energy.
用法提示：frontier 为名词，此处指“新兴领域或前沿”，即可再生能源领域。
the individualism of the frontier in Andrew Jackson's day
he worked at the frontier of brain science
the frontier between A and B
between 后面接两个国家、地区或抽象领域，表示二者之间的分界。
相关词与表达Connections
搭配Collocations
- final frontier
- 最后的边疆（最后的未探索领域）
- Space is often called the final frontier.太空常被称为最后的边疆。
- new frontier
- 新前沿；新领域
- Artificial intelligence has opened a new frontier in medicine.人工智能在医学领域开辟了一个新前沿。
- frontier town
- 边疆小镇
- He grew up in a rough frontier town in the West.他在西部一个粗犷的边疆小镇长大。
- the frontier of science
- 科学前沿
- Her research is at the frontier of science.她的研究处于科学前沿。
- frontier spirit
学习提示Learner notes
用法优先级Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.