| 单词 | 穹顶状 |
| 释义 | 〔pachycephalosaur〕Any of various medium-sized herbivorous dinosaurs of the genusPachycephalosaurus of the late Cretaceous period of North America, having a beaked mouth, rows of bumps on the head, and a domed skull up to ten inches (25.4 cm) thick. 厚头龙：白垩纪晚期厚头龙 属几种中型食草恐龙，嘴部似鸟啄，头部有几排肿块，穹顶状头骨约10英寸（25.4公厘）厚 |
| 随便看 |
|
学习网英语词汇栏目收词371507余条，连同派生词、复合词、词组和习语等。每个词条提供了音标、词性、释义、用法、搭配和同（近）义词等多项功能，对所收词汇进行全方位的解释和说明，内容丰富，功能全面。