鉱こう山ざん技ぎ師し

noun

mining engineer

A professional who plans, designs, and oversees mining operations.

• 彼かれは鉱こう山ざん技ぎ師しとして、新あたらしい採さい掘くつ計けい画かくを立たてている。

  As a mining engineer, he is drawing up a new mining plan.