15年来，他们寄出了15张汇款单和56封信的翻译：15 years, they have sent out 15 money order and 56 letters 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

15 years, money order they sent out 15 letters and 56

15 years, they have sent out 15 money order and 56 letters

For 15 years, they have mailed out 15 money orders and 56 letters

Over the past 15 years, they sent a 15 Single and 56 Letter Zhang remittances

15 years, they have sent out 15 money order and 56 letters