书信英语介绍怎么说

If you are asking how to introduce a letter in English, you can simply say "Dear [Name]," or "To [Name]," to begin the letter. This is a common way to introduce a letter and is considered polite and formal. You can also use a person's title, such as "Dear Mr. [Last Name]" or "Dear Mrs. [Last Name]." If you are unsure of the person's gender or marital status, you can use "Dear [First Name]" to be safe.