/'tʌnɪdʒ; `tʌnɪdʒ/ n [U, C]
1 (nautical 海)
(a) size of a ship, expressed in tons (ton1) （船的）吨位.
(b) amount of cargo a ship can carry, expressed in tons (ton 3b) （船的货运的）吨位.
(c) size of a country's merchant fleet, expressed in tons (ton3a) （一国商船船队的）吨位.
2 (commerce 商) charge per ton for carryingcargo or freight 每吨货物的运费.

n [U and C]
the size of a ship or the amount of goods it can carry, shown in tonnes
the total number of tonnes that something weighs
　A huge tonnage of bombs has already been dropped on the area.