您选择了一种订阅或即付即用(pay - as -you - go)方法，因此不需要购买、安装和维护软硬件，也不必升级应用程序。

You choose a subscription or pay-as-you-go method because you do not have hardware or software to buy, install, and maintain, nor do you have to update the application.

youdao

您选择了一种订阅或即付即用(pay - as -you - go)方法，因此不需要购买、安装和维护软硬件，也不必升级应用程序。

You choose a subscription or pay-as-you-go method because you do not have hardware or software to buy, install, and maintain, nor do you have to update the application.

youdao