ˈback·track 动词 不及物动词
1. backtrack (go back):
- backtrack
-
2. backtrack (change opinion):
| I | backtrack |
|---|---|
| you | backtrack |
| he/she/it | backtracks |
| we | backtrack |
| you | backtrack |
| they | backtrack |
| I | backtracked |
|---|---|
| you | backtracked |
| he/she/it | backtracked |
| we | backtracked |
| you | backtracked |
| they | backtracked |
| I | have | backtracked |
|---|---|---|
| you | have | backtracked |
| he/she/it | has | backtracked |
| we | have | backtracked |
| you | have | backtracked |
| they | have | backtracked |
| I | had | backtracked |
|---|---|---|
| you | had | backtracked |
| he/she/it | had | backtracked |
| we | had | backtracked |
| you | had | backtracked |
| they | had | backtracked |
PONS词典中的例句（已经编辑处理）
- to backtrack on one's statements
单语范例（未经PONS编辑处理）
Regular expression matchers may start by matching greedily, but will then backtrack and try shorter matches if they fail to match.
en.wikipedia.org This also provides a quick way to display a solution, by starting at any given point and backtracking to the exit.
en.wikipedia.org In some languages, the lexeme creation rules are more complicated and may involve backtracking over previously read characters.
en.wikipedia.org Shocked government ministers were unable to backtrack on the site's existence in the face of national news coverage of the phenomenon.
en.wikipedia.org The two paradigms share many important features, like logical variables and backtracking.
en.wikipedia.org