1、话费通常是指电话的预存费用，当话费余额不足时，就会造成停机现象，会导致服务商无法继续为用户提供服务，电话不能使用。有时也指电话消费的费用，故话费泛指预存或消耗的费用。2、充值方式：移动、联通、电信[详细]
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