英语词汇“coal ball”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	coal ball
释义	coal ball a spherical mass of mineral and plant material embedded in coal beds, ranging in size from that of a pea to that of a boulder. [1735-45]
随便看	rater ratfink ratfish rat guard Rathbone rathe Rathenau rather Rathke's pouch rathole rathskeller raticide ratification ratify rating rating badge rating nut ratiné ratio ratiocinate ratiocination ratiometer ration rational rationale

英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。