信给你的英语怎么说

"信"在英语中可以翻译为 "letter"。来源是拉丁文的 "littera"，意思是 "书写的符号"。

例句：

I received a letter from my friend yesterday. 昨天我收到了朋友的一封信。
She wrote a letter to her family to tell them about her new job. 她给家人写了封信告诉他们她的新工作。
I need to send a letter to the post office to change my address. 我需要给邮局发封信改变我的地址。