backtrack /ˈbækˌtræk/ verb backtracks; backtracked; backtracking
backtracks; backtracked; backtracking
Learner's definition of BACKTRACK
[no object]
1
: to go back over a course or path原路返回;折回 2
: to return to something that was mentioned before回到前面的话题 3
: to completely change what you think or say about something改变主张;出尔反尔