机场的安全状态已经得到升级。
iTunes 商店也预计将得到升级，可能包括乔布斯想要展示的媒体播放能力。
The iTunes Store also is expected to get an upgrade, and that could include streaming ability that Jobs may want to show off.
记住，如果模板得到了升级，那么早期模板创建的单元并没有随之得到升级。
Remember though, that if the template is updated, the units created by the earlier template are not updated.
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