enigma
n. (pl. enigmas; -mata [-mEtE]) 谜, 难解的话[文章]; 不可思议的事物[人物]
I've known him for many years, but he remains something of an enigma to me.
我与他相识多年, 他仍然难以捉摸.
It is an enigma to me.
它对我来说是个迷。
He is an enigma to all of us.
对我们而言，他是个神秘莫测的人物。
Russia is a riddle wrapped in a mystery inside an enigma.
俄罗斯是被包藏在一个闷胡芦里面的神秘物体之中的谜。
名词enigma
1. something that baffles understanding and cannot be explained
2. a difficult problem
同义词
n. 谜;难以理解的事物