coalhole

ریشه

From 'coal' + '-ing', denoting the action or process of loading coal.

مثال

• The coaling of the ship took several hours.
• Coaling was a labor-intensive process in the early days of steamships.
• The coaling of trains was an important operation during the industrial revolution.

ترکیب‌های رایج

Process of coaling Efficiency of coaling Speed of coaling