为了限制访问，需要强制通道使用低权限帐户。

In order to restrict access, it is necessary to force the channel to use a low-privileged account for authorizations.

youdao

或者，也可以选择 LocalSystem 帐户，但是如果使用该选项，会有一些限制 —— 请按 Help 按钮了解更多信息。

Optionally, you can select the LocalSystem account, but there are limitations introduced if this option is used -- press the Help button to learn more.

youdao

还有，你没法创建一个限制接入的帐户，允许一名助手或家庭成员只能使用你的MobileMe网上日程表。

Also, there's no way to create limited access to allow an assistant or family member to use just your MobileMe online calendar.

youdao