miner  
noun [ C ] uk/ˈmaɪ.nər/ us/ˈmaɪ.nɚ/
  (INDUSTRY)      
C1 矿工
a person who works in a mine
  a coal miner 煤矿工 
 - More examples
 - The miners went on strike to try to save jobs.
 - He was leader of the miners' union.
 - All his sons became miners.