Having it all available on the VM Library means you're ready to roll; no upgrades are necessary.

把需要的东西都放在vm库中就意味着随时可以使用；不需要升级。

youdao

Upgrades and other maintenance activities can also be conducted with assurance that a viable back out strategy is available.

确保有一个可行的备份策略随时可用，这样升级或其他维护活动都可以顺利完成。

youdao

The idea is to perform all heavy database upgrades on another Informix instance while making the old Informix instance available to users.

该方法是对另一个 Informix 实例执行所有繁重的数据库升级，而使用户可以使用原来的 Informix 实例。

youdao

Another advantage is that Amex has relationships with many upscale hotels and resorts that translate into meaningful discounts, food credits and upgrades when available.

FORBES: Credit Card Rewards That Pay Off

Upgrades are constantly being implemented as new data becomes available, as has happened since the Fukushima accident.

FORBES: Tornados and Nukes -- How Big Can They Get?

Both UK-based services will be launching "early next year, " and will likely be huge upgrades from that lamentable lip-reading contraption currently available.

ENGADGET: Telecoms opening up for deaf callers