英国诺丁汉大学约翰：布克菲得教授说一定是先有蛋。

Professor John Brookfield of the University of Nottingham says the egg must have come first.

youdao

英国诺丁汉大学约翰：布克菲得教授说一定是先有蛋。

Professor John Brookfield of the University of Nottingham says the egg must have come first.

youdao