double back
US /ˌdʌb.əl ˈbæk/
UK /ˈdʌb.əl bæk/
短语动词
折回, 原路返回
to turn back along the same path or in the same direction that one has just come
示例:
•
We had to double back to retrieve the forgotten keys.
我们不得不折回去取忘记的钥匙。
•
The fox tried to double back and escape the hunters.
狐狸试图折回逃脱猎人。