what is coal minning layman engish
coal mine Meaning in the Cambridge English Dictionarycoal mine meaning, definition, what is coal mine: the deep hole or system of holes under the ground from which coal is removed. Learn more.what is coal minning layman engish,coal miner Meaning in the Cambridge English Dictionarycoal miner meaning, definition, what is coal miner: a person who works in a coal mine removing coal from the ground. Learn more.Coal miner definition and meaning | Collins English DictionaryCoal miner definition: A coal miner is a person whose job is mining coal. | Meaning, pronunciation, translations and examples.