Like shark and dinosaur teeth they would break, but then regenerate.

它们就像鲨鱼和恐龙的牙齿一样会断裂，但也会再生。

youdao

The late Triassic reptile Uatchitodon is known only from its teeth, which resemble tall, serrated crocodile or dinosaur teeth.

晚期三叠纪爬行动物的判断依据是他们的牙齿与高大的锯齿鳄鱼或恐龙的牙齿相似。

youdao

Other clues to dinosaur diet besides teeth and jaws are fossilised dung and stomach contents, teeth marks and the presence of 'mill stones' in the stomach for grinding vegetation.

除了牙齿和下巴之外，能为猜测恐龙的食谱提供其它线索的就还有粪便化石胃摄入物，牙印以及胃中出现的“碎石”，这些都是支持他们草食性的证据。

youdao

It sported broad wings and feathers like a bird, but it also had three-fingered claws, sharp teeth and a long bony tail similar to a dinosaur.

NPR: New Study Restores Famed Fossil To "Bird" Branch