a type of reptile which stopped existing about 60,000,000 years ago. There were many different types of dinosaur, some of which were extremely large .
发音
例句
1. Are you trying to tell me that David was attacked by a dinosaur? 你是想要告诉我大卫被一只恐龙所攻击? 2. He stared at the faithful miniature of the dinosaur. 他凝视著精确的恐龙缩小模型。