operating cost

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the expense of maintaining property (e.g., paying property taxes and utilities and insurance);
it does not include depreciation or the cost of financing or income taxes (Freq. 2)
• Syn:
operating expense, overhead, budget items
• Topics:
tax, taxation, revenue enhancement
• Hypernyms:
expense, disbursal, disbursement
• Part Holonyms:
operating budget