frontiers

英 [ˈfrʌntɪəz]

美 [frənˈtɪrz]

n.  国界; 边界; 边境; (尤指19世纪美国西部的)开发地区边缘地带，边远地区; (学科或活动的)尖端，边缘
frontier的复数

Collins.2

柯林斯词典

• N-COUNT 边界;边境
  Afrontieris a border between two countries.
  1. It wasn't difficult then to cross the frontier.
     那时穿越边境并不困难。

in AM, usually use 美国英语通常用border


• N-COUNT 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 usefrontierto refer to the area beyond the part settled by Europeans.
  1. ...a far-flung outpost on the frontier.
     远驻西部边疆的前哨
• N-COUNT (尤指知识的)前沿，尖端，新领域
  Thefrontiersof something, especially knowledge, are the limits to which it extends.
  1. ...pushing back the frontiers of science.
     推进科学前沿
  2. ...technological frontiers.
     技术尖端

双语例句

• Community leaders want to strengthen controls at external frontiers
  社区领导想要加强对小区外围的管理。
• This advanced yet pragmatic approach has opened up new frontiers in innovation and economies of scale, impacting the fundamentals of how teams deliver products.
  这种高级而且实用的方法，在创新和规模经济方面开辟了一条新的道路，影响到了团队怎样交付产品的基础。
• It is through education that we expand the frontiers of knowledge.
  通过教育，我们扩大了知识的阵地。
• Research at the frontiers of life science cannot be done without the use of these techniques.
  没有这些技术，生命科学的尖端研究便无法进行。
• Naked aggression and an attempt to change frontiers by force could not go unchallenged.
  公然的侵略和企图用武力改变边界的行径是不能置之不理的。
• Researchers are pushing back the frontiers and opening doors to reveal why things happen and how things work.
  研究者们拓展了其研究领域，介绍并揭示了事物发生的原因和机理。
• Already China is embroiled in skirmishes and politicking on new frontiers.
  中国已经在一些新领域卷入了小规模的冲突和政治活动。
• Nepal has frontiers with both India and china.
  尼泊尔的边界与印度、中国相接。
• Young people in China and throughout the world will lead us to frontiers that we cannot imagine today.
  中国乃至全世界的年轻人将带领我们走向我们今天无法想像的科技前沿。
• But when the federal government builds walls around industries, it also blocks the exploration of new frontiers.
  但是，当美国联邦政府在美国各行各业周围建立起围墙的时候，它也挡住了向新疆域的探索。