I saw that she was right, so I had to back down.
我知道她是对的，所以我不得不让步。
学习亮点:
首先是 back down
放弃;让步;打退堂鼓He backed down after I saw his mistake. 在我拆穿他的大话后,他让步了。
I see he has backed down from the position he took last week. 我注意到他放弃了上星期的立场。
