https://online2.tingclass.net/lesson/shi0529/0009/9907/174.mp3
https://image.tingclass.net/statics/js/2012
讲解文本:
back to the wall 走投无路,陷入困境
Quite a few times, I had my back to the wall.
有好几次,我都陷入了绝境。
They had to fight with their back to the wall.
他们不得不背水一战。
疯狂练习吧!