mystery, problem, enigma, riddle, puzzle mean something which baffles or perplexes. mystery applies to what cannot be fully understood by reason or less strictly to whatever resists or defies explanation.
They never cleared up the mystery of the missing money. He was a man of mystery - erased from the history books. I'm afraid it's a fathomless mystery. There was a feel of mystery about the place. Why anyone buys music with such insipid lyrics is a mystery.
If you talk about the mystery of someone or something, you are talking about how difficult they are to understand or know about, especially when this gives them a rather strange or magical quality.
mystery can be created by looking at someone in an obvious way, but simultaneously drawing out an ambiguous emotion from the model. 以顯然的方式，看著一個人就可以創造神秘，但是從這個模特同時能引出曖昧的情感。
If God should please to reveal unto us this great mystery of the Trinity, or some other mysteries in our holy religion, we should not be able to understand them, unless he would bestow on us some new faculties of the mind.
Next on the programme, Dan Green takes us on a magical mystery tour of Cumbria's music scene. Their suspect was a mystery man: a quiet, happily married man with no enemies.
mystery - Traces back to Greek mustikos, "secret," and musterion, "secret rites"; the lesser-known meaning of mystery as "handicraft; art" is part of the phrase "mystery play."
NPR: A new analysis reveals clues about when primates started walking on two feet
A big difference between humans and other apes is the ability to stride easily on two feet. A new analysis of fossil bones shows that adaptations for bipedal walking go back 7 million years. Walking ...