当从群组中移除一个联系人时，该联系人只会从该群组中移除，若其他群组也有同样的联系人，联系人的资讯将依然存在。

When a contact is deleted, the contact will be removed from all of the groups which contain the contact. And the information of the contact will be deleted permanently.

youdao

当您从专案中完全移除使用者或群组时，也会一并移除该使用者或群组专用的任何规则。

When you completely remove a user or group from a project, any rules specifically and only for that user or group will also be removed.

youdao

当您从集合中完全移除使用者或群组时，也会一并移除该使用者或群组专用的任何规则。

When you completely remove a user or group from a collection, any rules specifically and only for that user or group will also be removed.

youdao