premium on life insurance policy

例句：

1. 1. The company has increased the insurance premium for its policies.
   该公司已提高其保险政策的保费。
2. 2. The premium is calculated based on the risk level of the policy.
   保费是根据保单的风险等级来计算的。
3. 3.Premiums are typically paid annually or quarterly depending on the type of coverage.
   保费通常是按年或按季度支付，具体取决于保险类型。