Bedeutung von “mysterious” — Learner’s Dictionary

mysterious

adjective us uk /mɪˈstɪəriəs/
NOT KNOWN

B2 strange or unknown, and not explained or understood:

a mysterious stranger
the mysterious death of her son
NOT TALKING

refusing to talk about something and behaving in a secretive way:

Nick is being very mysterious about where he's going on holiday.
mysteriously adverb

to disappear/vanish mysteriously

(Definition von “mysterious” aus dem Cambridge Learner's Dictionary © Cambridge University Press)