For example, in an organization that has few staff members, a second individual could be trained to back up the primary DBA if the latter were unavailable.

例如，在一个员工比较少的组织中，可以训练一个员工来作为主 DBA 的后备，以防主 DBA 不在。

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Use of both GPS and cell ID coordinates: in case GPS data is unavailable, you still get the second-best cell-ID-based map.

GPS和电池的编号坐标用途：GPS数据是不可用的情况下，你仍然得到第二最佳细胞的基于身份的地图。

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Centre-backs Gerard Pique and Carlos Puyol are unavailable for the Champions League Quarter-Final second leg, meaning Pep Guardiola will be forced to change his back line for the visit of Arsenal.

中后卫皮克和普约尔将因为停赛而无法出战冠军杯四分之一决赛次回合与阿森纳的比赛。这就以为着瓜迪奥拉不得不在主场迎战枪手的比赛中更换后防球员。

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Amare Stoudemire, who played limited minutes in the playoffs after recovering from his second knee surgery this season, also was unavailable.

WSJ: Knicks say they need time, not an overhaul