The problem is: research necessitates time, and in the human-led evolutionary process of animals, the White-Headed Weng has been step-by-step victorious. For how long can the Wu-T'ou Weng hold on?
問題是：研究需要時間，而在人們為主導的這個動物演化過程中，白頭翁步步為「贏」，烏頭翁還能撐持多久？