early 15c., "tax or duty on wine imported in tuns," from ton (n.1) + -age, and from Old French tonnage "duty levied on wine in casks" (c. 1300). Meaning "carrying capacity of a ship" is from 1718.
例文
1. The ship has a tonnage of twenty thousand.
この船のトン数は2万トンです。
＜dl>＜dt＞2.This is far more than the total tonnage of TNT used by either side during the last war.
これは、前回の戦争で使用されたTNT爆薬の総トン数よりもはるかに多い。
3.In Europe a large tonnage of apples is grown specifically for the manufacture of cider.
ヨーロッパでは、リンゴ酒として使用されているリンゴの大部分があります。
4.There were heavy losses in Britain 's merchant tonnage during the Battle of the Atlantic.
大西洋海戦で英国の商船が大きな損失を受けた。
5.The total tonnage of each product that they import per year.