用“ornithischian dinosaur”造句大全，ornithischian dinosaur造句
herbivorousornithischiandinosaurwitharowofbonyplatesalongitsbackandaspikedtailprobablyusedasaweapon.anyofnumerouslargebipedalornithischiandinosaurshavingahornyduck-likebillandwebbedfeet;mayhavebeenpar...