“To” and “From” replace a letter's inside address and signature block, for example.

比如，便笺上用“致”和“自”取代了信件内的地址和签名部分。

Each line of the inside address is justified at the left margin.

内部地址的每一行在左边距处对齐。

Use the same name as the inside address, including the title.

使用与内部地址相同的名称，包括标题。

The third item is the inside address.

第三项是内部地址。

There is at least one space between the inside address and the salutation.

内部地址和问候语之间至少有一个空格。

You can put blank lines between the date and the inside address to fill the page better and to improve the appearance.

您可以在日期和内部地址之间放置空行，以便更好地填充页面并改善外观。

I broke the seals with a choking at my heart, and found an envelope inside, addressed also, but open, and I took the letter out.

我带着一种窒息的心情打开了封条，在里面找到了一个信封，上面也写了地址，但是打开了，我把信拿出来了。

" To" and " From" replace a letter's inside address and signature block, for example. Further, letters are usually sent outside the organization, while memorandums are usually internal messages.

例如，“收件人”和“发件人”替换信件的内部地址和签名块。此外，信件通常发送到组织外部，而备忘录通常是内部消息。