需邮政服务的请另准备20美金现金（每一回邮）标准快递邮资是18.60 美金，协会会为你准备好回邮纸和邮票。

Please have your $20 cash ready for postal service, each express mail will need flat rate $18.60 stamps.

youdao

需邮政服务的请另准备20美金现金（每一回邮）标准快递邮资是18.60 美金，协会会为你准备好回邮纸和邮票。

Please have your $20 cash ready for postal service, each express mail will need flat rate $18.60 stamps.

youdao