to backtrack是什么意思

　　to backtrack的中文翻译　　to backtrack　　回溯　　双语例句　　

1　　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。　　

2　　Most people would rather waffle than tell you something and have to backtrack later.　　大多数人宁愿闲扯也不愿告诉你一些事情，最后不得不苦苦回想当初的蛛丝马迹。