n.重载；超载；超过合同货量的运费；运货单之外的一批货物
v.载货过多；过载

The shipping company incurred an overfreight cost due to the extra weight of the cargo.
运输公司因货物超重而产生了额外运费。
We had to pay overfreight charges because our shipment exceeded the agreed weight limit.
我们必须支付超额运费，因为我们的运输品超过了约定的重量限制。
The shipper was responsible for covering the overfreight expenses resulting from the last-minute addition of goods.
承运人需承担由于最后一刻增加货物所产生的超额运费。
Due to the increase in fuel prices, the airline imposed an overfreight surcharge on all passengers' luggage.
由于燃油价格上涨，航空公司对所有乘客的行李征收了超额运费附加费。
The contract specified that if the actual freight exceeds the estimated amount, the consignee would bear the overfreight.
合同规定，如果实际运费超过预计金额，则收货人应承担超额运费。
To avoid overfreight, we carefully weighed and measured each package before sending it out.
为了避免超额运费，我们在发出每件包裹之前都仔细称重和测量。
The cargo carrier refused to load more boxes, as doing so would have caused an overfreight situation.
货物承运人拒绝装载更多的箱子，因为那样做会导致超额运费的情况发生。
The importer had not budgeted for the overfreight costs, which resulted in unexpected expenses.
进口商没有为超额运费预算，因此产生了一些意外费用。
After reviewing the bill of lading, we discovered there was an error, and we were incorrectly charged for overfreight.
在查看提单后，我们发现有一个错误，并且我们被错误地收取了超额运费。
To reduce the risk of overfreight charges, we will need to optimize our packing methods and ensure we're not exceeding allowed dimensions or weights.
为了降低超额运费的风险，我们需要优化包装方法并确保不超出允许的尺寸或重量。