羳ƽ̨ЩҪλ 科学家发现1.9亿年前恐龙尾迹
羳ƽ̨Щ-ϰƽ40 ʼռֽ˼ ʵ ʱ ʵ۽-۽-ںӺ߿ͨ мͨԣרң-20ɸиװ кܴԣ֣¶𣺹ҽһ ԿɰҪɫϰƽܽĸ↑40ʵʷۣϰƽվ㵽ʱ ƻֺʷȮս Ȯ羫ӢһƵУ̨1з201819թƭΪưͼҵٹ⡱ݰ˫չ 9Ҽ300Ʒչʳҩɫͨ ־Ӫȿȡĸ↑40꣺ٰ֪ܵ֡ʶѧȳί9ܵ һͨȫԡί9ܵ һͨȫԡĴǡڿƼרĿֻӳ ʹΪչä 3лسǻ˿ͷȲƱ ż·ɻҪȫƱ칬ڹȶ823˶ռӦóɹ...ĸ↑ ؼһСȦۡˡ-proboost羳-