automatic update

• 自动更新

automatic update的用法和样例：

例句

1. Instead, Automatic Updates will notify the user to restart the computer to complete the installation.
   而是自动更新将提示这个用户重新启动计算机完成这个安装。
2. Antivirus signature files currently are not included in the anti-spam Automatic Updates functionality.
   反垃圾邮件自动更新功能目前不包括防病毒签名文件。