回复：请问AP只能用一次吗？是否可以申请一定时间内多次往返？谢谢．

来源: 于 2006-02-24 10:49:33 [旧帖] [给我悄悄话] 本文已被阅读：次

In my impression, AP is only valid for one year but doesn't care about how many times you travel during this year.