co-pay是不是小费的意思

co pay 是医疗费用的意思.
小费是tip
AA制是 split the bill

共同支付,就是AA制

co-pay 是在美国去看医生的挂诊费

type of insurance policy where the insured pays a specified amount of out-of-pocket expenses for health-care services such as doctor visits and prescriptions drugs at the time the service is rendered, with the insurer paying the remaining costs. However, unlike coinsurance, where the insured is required to pay a certain percentage of the covered costs, co-pay plans require the insured to pay a specified dollar amount.

共付制度（CO-Pay-ment）
A copayment, or copay, is a capped contribution defined in the policy and paid by an insured person each time a medical service is accessed. It must be paid before any policy benefit is payable by an insurance company. Copayments do not usually contribute towards any policy out-of-pocket maximums. [1] Insurance companies use copayments to share health care costs to prevent moral hazard. Though the copay is often only a small portion of the