Some companies have security in place such as firewalls that prevents sending certain types of attachments. For example, sending a .js file is potentially dangerous because it can run scripts. Also, some documents can carry viruses through macros or other methods. Sending attachments to some email addresses are not possible. However, text files are usually permitted. Here are some sentences that you might find useful. 

有些公司有安全措施，比如防火墙，防止发送某些类型的附件。例如，发送a.js文件可能很危险，因为它可以运行脚本。此外，一些文档可以通过宏或其他方法携带病毒。发送附件到某些邮箱地址是不可能的，然而，文本文件通常是允许的，这里有一些你可能觉得有用的句子。

"I can send you the document through email." 

我可以通过邮件把文件发给你。

"I'll send you the images to your email account." 

我会把照片发送到你的邮箱账户。

"Can I send the documents to your email?" 

我可以把这些文件发送到你的邮箱吗?

"Can I email you the files?" 

我可以用邮件给你发文件吗?

"Can I email the files to you?" 

我可以用邮件给你发文件吗？

"I received your email, but I didn't receive the attachments." 

我收到了你的邮件，但是我没有收到附件。

"My company prevents many types of attachments. Can you send a text file instead?" 

我的公司阻止了许多类型的附件，你能发送一个文本文件吗?

"Before you send the document, change the extension .doc to .txt and then send it. When I receive it, I will change it back to .doc before I open it." 

在发送文档之前，要更改扩展名.doc换成.txt 然后发送。当我收到的时候，我会在我打开它之前转换回.doc文件。

"Hi Mary, I sent you an email with my proposal as an attachment. Did you receive it?" 

你好，玛丽，我把我的建议作为邮件附件发给你了，你收到它了吗?

"Hey Jack, did you receive my attachments?" 

嘿，杰克，你收到我的附件了吗?

"The file is too large to send through email." 

文件太大了，无法通过电子邮件发送。

"My email account will only allow sending attachments that are 1 MB or smaller." 

我的邮箱帐户只允许发送1 MB或更小的附件。

"My email account will only allow me to receive attachments that are 2 MB or smaller." 

我的邮箱帐户只允许我接收2 MB或更小的附件。