英语词汇callovian怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	callovian
释义	callovian 简明释义 n.卡洛维阶；卡洛期专业释义 1 地球科学卡洛维阶卡洛夫阶 2 能源科学技术卡洛夫阶
随便看	plan merging planmetric map plan model plan monitoring plan movement plann plannable plannar mask plannar-polar compound plannar polar compound plannar radium source plannar structure plannar water planned planned actual routine inspection effort planned adjustment planned agriculture plan ahead planned annul profit planned average monthly stock planned balance planned behavior theory planned birth planned budget planned capacity

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。