Who are you writing it to?

要写给谁？

" Attn: " means: Who are you writing to?

“Attn: ”的意思是：你要写给谁？

" Attn: " means: Who are you writing to? So, " attention" .

“Attn: ” 的意思是：你写信给谁？ 所以，“注意” 。

So it's important to think about: " Who are you writing to? " because this is going to help you decide what to write and how to write it.

所以思考一下很重要：“你要写给谁？”因为这会帮助你决定写什么以及如何写。