The message could not be sent because connecting to Outgoing server (SMTP) %S failed. The server may be unavailable or is refusing SMTP connections. Please verify that your Outgoing server (SMTP) settings are correct and try again.
因为无法连接到发件服务器（SMTP） %S，邮件未能发送。该服务器可能暂时不可用，或者拒绝 SMTP 连接。请验证您的发件服务器（SMTP）设置是否正确，然后再试。