For those who never smoked , this is a befuddling fact .

对于那些从来不吸烟的人来说，这是一个困惑的事实。

When I was younger , the most befuddling part of programming languages was the ability to create errors .

在我年轻些的时候，最不能理解的是编程语言产生错误的能力。

Among other things , their observations led them to estimate that the vast majority of the universe 's inventory of matter and energy was this befuddling dark energy .

尤其是，观察促使他们估计到宇宙全部物质与能量中的绝大部分竟然是这种令人迷惑不解的暗能量！