4周搞定2000+托福核心词
herbaceous = herb(草本) + aceous(有...的) = 有草本的→草本的
白垩纪的
cretaceous
常考释义
Between the last layer of Cretaceous rock and the first layer of Cenozoic rock, there is often a thin layer of clay.
在白垩纪最后的一层岩石和新生代的第一层岩石之间，常有一层很薄的粘土。
来源于：阅读OFFICIAL8 P2adj. 白垩构成的；含白垩的；似白垩的【地质】
Only, there are no spoonbill fossils from the early Cretaceous, so there is no way to say for sure.
只是没有发现来自白垩纪早期的篦鹭化石，所以没法肯定这一说法。
Between the last layer of Cretaceous rock and the first layer of Cenozoic rock, there is often a thin layer of clay.
在白垩纪最后的一层岩石和新生代的第一层岩石之间，常有一层很薄的粘土。
来源于：阅读OFFICIAL8 P2There was one such event at the end of the Cretaceous period (around 70 million years ago).
在白垩纪时期后期（大约七千万年前）就曾经发生过一次大规模物种灭绝。
来源于：阅读OFFICIAL15 P2The Cretaceous extinctions were a global phenomenon, and dinosaurs were just a part of a bigger picture.
白垩纪灭绝是一个全球性的现象，恐龙的灭绝只是其中的一部分。
来源于：阅读OFFICIAL42 P2Similar finds in Corythosaurus specimens from Alberta, Canada, have also been reported, indicating that at least two kinds of Late Cretaceous hadrosaurs fed on the sorts of tress that are common in today’s boreal woodlands.
加拿大阿尔伯塔的冠龙标本也报导了类似的发现，这表明至少有两种晚白垩纪的鸭嘴龙是以现在北半球森林中的常见树木为食的。
来源于：阅读OFFICIAL48 P2以上图片仅供学习交流使用，版权归原作者所有，如有侵权，请与我方联系
