enigmas

Hieratic life and writing experience best answer his enigma of renouncing the family.

他后半生的苦行僧生活及弘法著述活动,应是他出家之谜最好的答案。

It is an enigma to me.

它对是个迷。

Russia is a riddle wrapped in a mystery inside an enigma.

俄罗斯是包藏在一个闷葫的神秘物体之中的谜。