ste·pha·nianAHDstə̇ˈfānēən,-nyənBNC⁷⁵⁵²⁴ 基本例句 斯蒂范阶¹⁰⁰ According to analysis of foliar physiognomy and carboisotopy geochemistry in coal, a raising temperature event during late Westphalian and Stephanian is demonstrated. 据叶相及煤中的碳同位素分析,晚石炭世晚期存在一个古气候升温事件。 cnki