If something mystifies you, it is so strange or mixed up that you cannot understand it, even after you have tried. It is stronger than a small doubt.

If something mystifies you如果有東西讓你 mystify， it is so strange or mixed up它是那麼奇怪或亂， that you cannot understand it讓你搞不懂， even after you have tried即使你已經試過了。than a small doubt比起小小的疑惑， It is stronger這個詞的語氣更強。

A magic trick can mystify a room; a friend's sudden silence can mystify you; a test result that does not match the work can mystify a teacher.

A magic trick一個魔術 can mystify a room可以讓整個房間的人搞不懂；a friend's sudden silence朋友突然的沉默 can mystify you可以讓你搞不懂；a test result that does not match the work一個跟平常表現對不上的考試成績 can mystify a teacher可以讓老師搞不懂。

The verb is ordinary, not stiff. Something mystifies you, or a person mystifies someone — the confusing thing is usually the subject.

The verb這個動詞 is ordinary, not stiff很平常，不生硬。Something mystifies you某個東西讓你搞不懂， or a person mystifies someone或某個人讓別人搞不懂——the confusing thing讓人搞不懂的那個東西 is usually the subject通常是句子的主詞。

Though actually, it is not a religious word, even though it sits next to mystic in the family. It does not mean to make someone into a mystic.

Though actually不過其實， even though it sits next to mystic in the family雖然它跟 mystic（神秘主義者）算是同一個字根家族， it is not a religious word它不是宗教用詞。It does not mean它的意思不是 to make someone into a mystic把人變成神秘主義者。

The French source was closer to wrapping a thing in fake mystery so as to trick someone; in English today you almost always just mean leave someone unable to explain.

The French source法文的原始說法 was closer to wrapping a thing in fake mystery比較接近把一件事包上假的神秘感 so as to trick someone藉此騙人；in English today在今天的英文裡， you almost always just mean你幾乎都只是指 leave someone unable to explain讓人搞不懂、說不出所以然。