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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

  • They are highly interested in the frontiers of science.
    他们对于科学的新领域有浓厚的兴趣。
  • 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。
  • Cold seep and cold seep carbonates are the frontiers in the modern science.
    冷泉及冷泉碳酸盐岩是当今科学界研究的前沿之一。
  • But I had given no pledges about frontiers.
    但是我对边界问题,没有许下任何诺言。
  • There is no way to maintain the frontiers of freedom without cost and commitment and risk.
    没有代价、承诺和风险,就不可能维持自由的边界。
  • They performed meritorious deeds in the fight to defend the frontiers of the motherland.
    在保卫祖国边疆的战斗中他们立了功。
  • In the 20th century political frontiers became a central influence on economic life.
    20世纪,政治边界对经济生活产生了重要影响。
  • There are no new frontiers within our borders.
    在我们的国界内已经没有前线了。
  • 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。
  • 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。