英语词汇“白堊系”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	白堊系
释义	白堊系 bái è xì中生代地層構造之一。指出現於侏儸系之後、第三系之前的岩石，距今約有六千餘萬年至一億三千餘萬年。當時歐洲地區普遍沉積顯著的白色石灰岩，因而得名。
随便看	dead flour dead flower dead flowers dead flue dead foam dead foetus in the uterus dead fold dead form dead forms dead frame yarn dead freight dead freight charter dead from first larvae dead from starvation dead from the neck up deadfront dead front dead-front dead front panel dead front switch dead front switchboard dead-front switchboard dead-front transformer dead front type dead-front type