arcane

例句：

1. 1. The arcane secrets of the ancient texts were revealed to us through a series of enigmatic symbols.
   古代文本的神秘秘密通过一系列晦涩的符号被揭示给我们。
2. 2.The arcane knowledge of alchemy was passed down from generation to generation for centuries.
   炼金术的深奥知识代代相传了几个世纪。
3. 3. The arcane rituals of the witches' coven were performed with great reverence and devotion.
   女巫会堂的神秘仪式被以极大的尊敬和虔诚进行。