Delivery Status Notification (Failure)

找不到地址 系統找不到 reoborn52018@gmail.com 這個電子郵件地址，因此未傳送你的郵件。請檢查該地址是否正確無誤或有不必要的空格，然後再試一次。 瞭解詳情

伺服器的回應如下： 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. Learn more at 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser w30sor1606502qtc.16 - gsmtp