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来源:雅诚德英语网
If the "fuzz" on some pterodactyls is indeed confirmed to be feathers, the origin of feathers can be traced back to more ancient times.
如果某些翼手龙身上的“绒毛”被证实的确为羽毛的话,那羽毛的起源就可以上溯到更为远古的年代。
If the "fuzz" on some pterodactyls is indeed confirmed to be feathers, the origin of feathers can be traced back to more ancient times.
如果某些翼手龙身上的“绒毛”被证实的确为羽毛的话,那羽毛的起源就可以上溯到更为远古的年代。