completely baffled 彻底困惑
utterly baffled 非常困惑
baffled by something 对某事感到困惑
A: Did you solve that difficult puzzle?
A：你解开那个难题了吗？
B: No, I'm still totally baffled by it.
B：没有，我仍然被它搞得一头雾水。
1) 困惑的
2) 迷惑的
3) 难倒的
1. 使困惑，使难倒
adjective
1. extremely confused and unable to understand something
Synonym: perplexed, puzzled, confused