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目前最新的一项考古研究表明,巨型恐龙的脚印对于其他小恐龙而言是一场灾难。在中国新疆挖掘的1.6亿年前恐龙化石显示,20多只小恐龙骨骸
A recent archaeological study shows that footprints of giant dinosaurs are a disaster for other small dinosaurs. The 160 million dinosaur fossils that were excavated in Xinjiang, China, show more than 20 small dinosaur bones