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来源:雅诚德英语网
The most famous occasion was 65m years ago, when the dinosaurs were wiped out and the mammals emerged victorious from the wreckage.
最著名的一次是6500万年前,恐龙灭绝而哺乳动物从残骸中异军突起。
The most famous occasion was 65m years ago, when the dinosaurs were wiped out and the mammals emerged victorious from the wreckage.
最著名的一次是6500万年前,恐龙灭绝而哺乳动物从残骸中异军突起。