the careful use of money, time, effort, etc., in order to avoid waste
the system by which a country's wealth is produced and used
"economy of effort"
"the Scots are famous for their economy"
"it was a small economy to walk to work every day"
"there was a saving of 50 cents"
The economy shown by nature in her resources.
出自： C. Darwin
Splitting each match in halves for economy.
出自： J. Kosinski
The housekeeper is accustomed to economy.