于是我开始研究起各种预付费SIM卡的协议条款，并发现沃达丰向预付费手机用户提供每天最多15兆流量的数据服务，费用大约为每天2美元（超过的流量每兆约收费4美元）。

So I started digging around the terms and conditions of voice prepaid cards. Vodafone, it turns out, offers prepaid cellphone users up to 15 megabytes of data traffic a day for about $2.

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本条款之任何规定不得限制承运人提出支付预付费或费用担保之要求。

Nothing in this section shall limit the right of the carrier to require the prepayment or guarantee of the charges.

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本合同期满前若未能付梓，预付款不应转交或延伸给本合同的补充条款。

The Advance payment, if not earned out before this Agreement expiry date, shall not be transferred or extended to the Renewal of this Agreement.

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