美艳至极足以令一国（城堡）倾覆的女子，因其美貌令国王（领主）神魂颠倒，即为蛇蝎美人。

1. woman so glamorous as to bring ruin to a country (castle) as its king (lord) is captivated by her beauty, femme fatale

noun (common) (futsuumeishi) yojijukugo