backtracking

英 [ˈbæktrækɪŋ]

美 [ˈbæktrækɪŋ]

v.  原路返回; 折回; 折返; (屈于压力而)改变声明(或主张)，出尔反尔; 退缩
backtrack的现在分词

现在分词：backtracking　

计算机

COCA.43330

柯林斯词典

• VERB 改变（说法、决定等）；出尔反尔
  If youbacktrack ona statement or decision you have made, you do or say something that shows that you no longer agree with it or support it.
  1. The committee backtracked by scrapping the controversial bonus system...
     委员会改变主意，放弃了有争议的奖金制度。
  2. The finance minister backtracked on his decision.
     财政部长收回了他的决定。
• VERB 原路返回
  If youbacktrack, you go back along a path or route you have just used.
  1. Leonard jumped in his car and started backtracking...
     伦纳德跳进车里，开始原路折返。
  2. We had to backtrack to the corner and cross the street.
     我们不得不原路返回到拐角处过街。
• VERB 倒回（描述或解释内容）
  If youbacktrackin an account or explanation, you talk about things which happened before the ones you were previously talking about.
  1. Can we just backtrack a little bit and look at your primary and secondary education?
     我们能不能回过头来谈谈你的小学和中学教育？

双语例句

• Layering, layouts, backtracking, and styling are all trivial in Seaside.
  分层、布局、回溯和样式在Seaside中是家常便饭。
• In the constitution of backtracking algorithm, the solution space tree has the massive redundant solutions.
  根据空间节点之间的铰链关系，提出了基于空间树的六自由度空间模型。
• Leonard jumped in his car and started backtracking
  伦纳德跳进车里，开始原路折返。
• Effects of Cut Mechanisms on Backtracking in Visual Prolog
  VisualProlog截断机制对回溯的作用机理
• According to the "surplus character", a" surplus heuristic backtracking "strategy is put forward by improving the efficiency of backtracking greatly.
  根据选管工艺的余料特性，提出了余料启发式回溯的求解策略，大大地提高了回溯效率。
• Of course, the planet really isn't backtracking; it just looks as though it is.
  当然，它并不是真的倒退运行了，只是看起来如此而已。
• For example, top-down parsers are guaranteed to find every possible production, but can be extremely slow because of frequence ( exponention order) backtracking.
  例如，top-down解析器可以确保找到每一个可能的产品，但可能会非常慢，因为要频繁地（指数级）进行回溯。
• However, backtracking is computationally expensive and can easily get out of hand if you're not careful.
  然而，回溯计算代价昂贵，如果你不够小心的话容易失控。
• Backtracking techniques can be encoded by fairly short solution programs.
  回溯演算法可以写成很短的解题程式。
• Implementing Fast Searching and Selective Backtracking in LP Environments
  LP环境下快速搜索与选择回溯的实现