Scientists point out that the it is very difficult for these duck-billed dinosaur fossil bones to move to more younger strata as of the fracture formation.

科学家们指出，这些鸭嘴龙的骨骼化石很难随着地层断裂迁移到较为年轻的地层之中。

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Scientists point out that the it is very difficult for these duck-billed dinosaur fossil bones to move to more younger strata as of the fracture formation.

科学家们指出，这些鸭嘴龙的骨骼化石很难随着地层断裂迁移到较为年轻的地层之中。

youdao