说明书里的专业术语太多了，简直是一堆让人看不懂的胡言乱语。

The manual is full of technical ___mumbo-jumbo that makes no sense to ordinary users.

别相信那些占卜师说的鬼话，都是骗人的。

Don't believe the fortune teller's ___mumbo-jumbo; it's all nonsense.