我刚来，真是丈二和尚摸不着头脑！

Being new here, I'm very much in the dark myself!

《新英汉大辞典》

但奇怪的是，在中国人的概念里，何谓“幸运饼”却是丈二和尚摸不着头脑。

The funny thing is that most people in China may not know what a "fortune cookie" is.

youdao

但奇怪的是，在中国人的概念里，何谓“幸运饼”却是丈二和尚摸不着头脑。

The funny thing is that most people in China may not know what a "fortune cookie" is.

youdao