Definition
to remain confused or uninformed about something even after an explanation or information has been provided.
（在被告知或解释后）仍然不明白或不了解。
He tried to explain the theory to me, but I was none the wiser.
他试图向我解释这个理论，但我还是不明白。
After the long meeting, I was still none the wiser about the project's goals.
经过漫长的会议后，我仍然对项目的目标一无所知。
I read the manual, but I am still none the wiser on how to operate the device.
我读了手册，但对于如何操作设备仍然一头雾水。