怪事

(1)something that causes feelings of wonder; "the wonders of modern science"

(2)驚異の念を抱かせるもの

(3)something that baffles understanding and cannot be explained; "how it got out is a mystery"; "it remains one of nature's secrets"

(4)理解するすべがなく説明できないもの

(1)how it got out is a mystery

(2)どう出たかは、謎である

(3)it remains one of nature's secrets

(4)それは依然として自然の神秘の一つである