sum insured的用法和样例：
例句
- Conversely, the fixed costs relating to unsold goods produced in the previous year have to be deducted from the sum insured.
相反地，保险金额需要扣减往年未销售的库存所包含的固定费用。 - The liability of each insurer shall be in proportion to that which the amount he insured bears to the total of the amounts insured by all insurers.
各保险人按照其承保的保险金额同保险金额总和的比例承担赔偿责任。
