Part63At的知识聚焦

[00:00.00]63AtthePostOffice[00:03.54]在邮局[00:07.08]CanIbuysomestampsandenvelopeshere?[00:11.05]这儿卖邮票和信封吗？[00:15.02]A:CanIbuysomestampsandenvelopeshere?[00:17.31]A:这儿卖邮票和信封吗？[00:19.59...