英语词汇alum coal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	alum coal
释义	alum coal 【地质学】明矾煤
随便看	labour-intensity labour-intensive labour in vain Labourism labourisms Labourist labourists labourite labourites labour law labour laws labourless labour-management labour market labour markets labour movement labour of love labour of Sisyphus labour on labour one's way labour organization labour pains labour painss labour parties labour party

英汉双解词典包含483723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。