The red-dressed woman at the nightclub was a real man-trap, having ruined several wealthy businessmen.

man-trap 是由 man（男人）和 trap（陷阱）组成的复合名词，字面意思是"针对男人的陷阱"。 trap 本义是"陷阱、圈套"，这里比喻为"诱惑人的危险事物"。 man-trap 在俚语中指"专门诱惑男人、骗取钱财的危险女性"，带有贬义色彩。