柯林斯词典tonnage /ˈtʌnɪdʒ/ (tonnages) 1. N-VAR The tonnage of a ship is its size or the amount of space that it has inside it for cargo. 吨位[技术] 2. N-VAR Tonnage is the total number of tons that something weighs, or the total amount that there is of it. 吨数 返回 tonnage剑桥词典the size of a ship or the weight of goods that a ship is able to carry （表示船舶大小或载重量的）吨位 返回 tonnage