pre-,在前，早于，预先，paid,支付的。

1. Return the enclosed Donation Form today in the prepaid envelope provided.

请于今日将随函附上的捐款表格用所提供的邮资预付的信封寄回。

2. a prepaid mobile phone

预付话费的移动电话

3. A bill of lading may be either freight prepaid or freight payable at destination.

提单所规定的运费,可以预先支付,或在目的地支付.

4. The bill of lading should be marked as " freight prepaid ".

提单上应该注明 “ 运费预付 ” 字样.

5. Why would you have a prepaid phone card if you have a cell phone?

假如你有手机,为何还要用预付卡 呢 ?