unachievable

英 [ˌʌnəˈtʃiːvəbl]

美 [ˌʌnəˈtʃiːvəbl]

adj.  难以达到的; 无法获得的

BNC.37724 / COCA.36286

牛津词典

adj.

• 难以达到的；无法获得的
  that you cannot manage to reach or obtain
  1. unachievable goals
     难以实现的目标

英英释义

adj

• impossible to achieve
  1. an unattainable goal
  Synonym:unattainableundoableunrealizable

双语例句

• Simulation result shows that the model can give higher accuracy, which is generally unachievable for time series model and multiple regression models.
  预测结果显示，集成后的模型能够取得较高的数值预报命中率，而且预测误差较小，这是一般时间序列和多元回归方法无法达到的。
• However, this leapfrog development is neither unconstrained imagination, nor a miracle unachievable.
  但是超常规发展既不是天马行空的想象，也不是海市蜃楼的遥不可及。
• Cheap, pesticide-free food is probably an unachievable objective.
  也许，永远不会有便宜而未使用过农药的食物。
• In rejoining the alliance Scotland would need to commit to spending 2% of its gross domestic product on defense spending, which given the uncertain economic outcome of an independence vote appears unachievable.
  要重新加入北约，苏格兰至少要花费国内生产总值的2%用于国防开销，这对于独立后未知的经济情况而言显然无法达到。
• This article was widely criticized by traditional instructors, as being far too optimistic and unachievable.
  这篇文章被广泛批评为是传统的教师，太过乐观，无法实现。
• Chapter Four makes an intensive study to his "reading the rainbow and recording" and the unachievable life ideal placed in such experimental novels.
  第四章节以《看虹录》的文本细读为主，解读了此类实验小说中寄托的生命理想及难以为继；
• For example, regulatory harmonisation looks unachievable far better to aim for mutual recognition.
  例如，各国监管的协调一致看上去难以实现那还不如以相互承认为目标。
• Should the persons who have expressed their disagreement with the mediation proposal within the specified time period constitute more than one-half of the total number of individuals in their party, the mediation shall be regarded as unachievable.
  但为不同意表示当事人之人数超过该造全体当事人人数之半数时，视为调处不成立。
• However, installing two or more aerials in the mobile terminal is very difficult, which leads to MIMO technology is unachievable in the Ad-hoc networks and the cellular networks.
  但对小型移动终端来说，安装多根天线是不现实的，这就导致MIMO技术在蜂窝网以及Ad-hoc等网络中难以实用化。
• You may be dealing with a modern day Napoleon in the office if your manager demands the unachievable from her subordinates.
  如果你的经理强求她的下属完成不可能任务，那你可能就是遭遇了现代办公室拿破仑。