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

• 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。
• The backtracking base construction is an important foundation for the reference room to realize the modernization of book management.
  回溯建库工作是图书资料部门实现图书管理现代化的重要基础。
• But backtracking on such reforms would indeed be a huge mistake, as the eurogroup and IMF argue.
  但就像欧元集团和IMF所主张的那样，逆转此类改革将是一个巨大错误。
• Algorithm for backtracking control strategies
  回溯控制策略的算法
• 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。
• Canonical LR Parsing Algorithm Based on State Backtracking Technique
  基于状态回朔技术的规范LR分析算法
• And he has avoided the accusation that he is backtracking on his commitment to fiscal responsibility.
  与此同时，他也让人们难以再指责他背弃了自己对于财政责任的承诺。
• 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。
• The Bad: Action elements are sometimes poorly implemented with lots of backtracking; characters can level unevenly.
  缺点：（戏的）作规则有时候在许多回溯进程上会执行的不彻底（翻译，需要懂行的、过的朋友指正）角色的等级不平衡。
• 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。