
好词典

源自中古英语 'tunage',与 'tun'(大酒桶)相关,后演变为衡量船舶载重能力的单位。
❶ 吨位,指船舶、车辆或其他运输工具能够承载或运输的总重量,通常以吨为单位计算。
“The ship has a tonnage of 50,000 tons.”
(这艘船的吨位为5万吨。)
“The port charges fees based on the tonnage of the vessel.”
(港口根据船只的吨位收取费用。)
❶ (某一国家或地区的)船舶总吨位,用于衡量航运能力或规模。
“The country's merchant tonnage has grown significantly in recent years.”
(该国的商船总吨位近年来显著增长。)
“The tonnage of the fishing fleet is strictly regulated.”
(渔船队的总吨位受到严格监管。)
gross tonnage — 总吨位,指船舶内部所有封闭空间的总容积,用于衡量船舶的大小而非重量。
“The gross tonnage of the cruise ship is over 100,000.”
(这艘游轮的总吨位超过10万。)
deadweight tonnage — 载重吨位,指船舶能够安全承载的最大重量,包括货物、燃料、乘客等。
“The deadweight tonnage of the tanker is 200,000 tons.”
(这艘油轮的载重吨位是20万吨。)