Cretaceous

[krɪ'teɪʃəs] or [krɪ'teʃəs]

解释:

(noun.) from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants.

(adj.) of or relating to or denoting the third period of the Mesozoic era .

(adj.) abounding in chalk .

手打:玛丽安--From WordNet

解释:

(a.) Having the qualities of chalk; abounding with chalk; chalky; as, cretaceous rocks and formations. See Chalk.

哈维整理

同义词及近义词：

a. Chalky.

克莉丝汀编辑

解释:

adj. composed of or like chalk.—adj. Crē′tāted rubbed with chalk.—n. Cretifac′tion.—v.i. Crē′tify to become impregnated with salts of lime.

辛迪校对