并列题名：Omnivore's dilemma 并列题名：The omnivore's dilemma 并列题名：The Omnivore's Dilemma 并列题名：Innovator's dilemma Omnivore's dilemma 并列题名：Cantor's Dilemma 并列题名：Prisoner's dilemma 并列题名：Investor's dilemma 并列题名：Prisoners' dilemma The omnivore's dilemma