求翻译：我给他写信告诉他，如果收到我的信，就哪怕回复一个空邮件都可以，没关系，只是我现在不知道他到底有没有看到我给他的信，不需要任何解释，只需要让我知道他收到我的信就行了是什么意思？

I wrote to him to tell him, if you receive my letter, even on an empty e-mail reply can be, it does not matter, but in the end I do not know that he has not seen my letter to him, without any explanation, just let me know he received my letter on the line

I addressed a letter to him telling him that if he had received my letter and even back to an empty mail can, Okay, just now I do not know whether or not he can see my letter to him, and do not require any explanation, let me know that he will only need to be received by me with a letter from

I write a letter to him tell him, if receives my letter, even if replies a spatial mail all to be possible, has not related, only is I did not know now he does have saw I give his letter, does not need any explanation, only needs to let me know he received my letter good

I write to him and told him, if you received my letter, even if it can return an empty message, it's OK, but I don't know what he ever see my letter to him, you do not need any explanation, just to let me know that he received a letter from me on the line

I write to him and told him, if you received my letter, even if it can return an empty message, it's OK, but I don't know what he ever see my letter to him, you do not need any explanation, just to let me know that he received a letter from me on the line