backtrack

大学 FREQ #34421

vi. 返回, 退走, 撤退, 放弃 [化] 回溯

发音

US /ˈbæk.tɹæk/

词形变化

backtracks 复数 backtracks backtracked backtracking backtracks 三单 backtracking 现在分词 backtracked 过去式 backtracked 过去分词

别名

back-track

教材释义与例句

动词

回溯；由原路返回；放弃

动词

追踪；循迹调查

释义与例句

n.
  1. 1.

    The act of backtracking.

v.
  1. 1.

    To retrace one's steps.

    I dropped my sunglasses and had to backtrack to find them.

  2. 2.

    To repeat or review work already done.

    If we backtrack through this problem, maybe we can figure out where we went wrong.

  3. 3.

    To taxi down an active runway in the opposite direction to that being used for takeoff.

    航空 商务 工程

    Speedbird One: enter and backtrack Runway 27 Left.

  4. 4.

    To exercise a racehorse around the racetrack in the opposite direction to that in which races are run.

  5. 5.

    To go back on or withdraw a statement.

词汇关系

动词

同义词 2

turn back double back

上位词 1

return

词源

From back + track.

来源：wiktionary