none the wiser
US /nʌn ðə ˈwaɪ.zər/
UK /nʌn ðə ˈwaɪ.zər/

1.
一无所知, 没有更明白
not knowing or understanding any more than before, despite having been told something
:
•
He tried to explain the complex theory, but I was still none the wiser.
他试图解释复杂的理论,但我仍然一无所知。
•
After reading the instructions, I was none the wiser about how to assemble the furniture.
读完说明书后,我仍然一无所知如何组装家具。