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

• Each time the regex finds an intermediate tag and exits a lookahead, it throws away all backtracking positions from within the lookahead.
  正则表达式每次找到一个中间标签就退出一个前瞻，它在前瞻过程中丢弃所有回溯位置。
• 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。
• 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。
• The engine will discard all backtracking positions.
  引擎会忽略所有的回溯位置。
• Effects of Cut Mechanisms on Backtracking in Visual Prolog
  VisualProlog截断机制对回溯的作用机理
• You know we don't like backtracking.
  我们可不想再跑回去搬你的垃圾了。
• 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。
• In a large storage area, the use of tunnels and cross aisles reduces travel time and minimizes backtracking.
  在一个大型的存储区域，使用隧道和跨过道减少旅行时间和最大限度地减少回溯。
• 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。
• 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。