dinosaurs and birds中文什么意思

恐龙和鸟类

• dinosaur:    n. 【古生物学】恐龙。 n. -s ...
• bird:    n. 伯德〔姓氏〕。
• dinosaurs:    恐龙类

例句与用法

1. Many scientists believe that dinosaurs and birds evolved from a common ancestor
   许多科学家认为，恐龙与鸟类是由同一个祖先进化而来的。
2. Experts are still unsure about the ancestry of pterosaurs . they are currently classified as belonging to a group of reptiles known as archosaurs , which include crocodiles , dinosaurs and birds
   专家学者对于翼龙究竟如何演进而来仍然没有定论。 ?们目前被分类归在祖龙类，这一种爬虫类包括鳄鱼、恐龙和鸟类。