coal mine

Noun

An underground or surface excavation where coal is extracted from the earth.

ریشه

The word 'coal' comes from the Old English word 'col', which is derived from the Proto-Germanic word 'kulą'. The word 'mine' comes from the Old English word 'mīn', which is derived from the Proto-Germanic word 'mīną'.

مثال

• The coal mine employed hundreds of workers.
• Safety measures are crucial in coal mines.
• The closure of the coal mine had a significant impact on the local economy.

ترکیب‌های رایج

Coal mine Coal mine workers Coal mine safety Coal mine closure