bbl

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of various units of capacity
- a barrel of beer is 31 gallons and a barrel of oil is 42 gallons
• Syn:
barrel
• Hypernyms:
United States liquid unit, British capacity unit, Imperial capacity unit
• Part Holonyms:
hogshead
• Part Meronyms:
gallon, gal, Imperial gallon, congius