Construct a database of systems that are currently online and reachable.

构建一个当前在线并且可访问的系统数据库。

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For messages going from MQ servers to device queue managers, the gateway provides a store-and-forward facility holding messages for devices that are not currently online.

对于从MQ服务器到设备队列管理器的消息，网关提供存储转发设备来为当前未联机的设备保存消息。

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The FT currently allows online readers a certain number of free articles before starting to charge.

目前，该报开始在线收费前，仅允许读者免费阅读有限的网络内容。

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"And we're seeing very strong growth in subscriptions and subscription revenues." FT's online readers can currently access up to 10 free stories per month before being prompted to subscribe.

VOA: standard.2009.12.05

The complete PDF of this Pediatrics report is currently available online without a subscription.

FORBES: 5 Reasons Not To Take The Cinnamon Challenge

Currently legal online pharmacies must be registered in each of the 50 states, just like brick-and-mortar outfits.

FORBES: Drug wars

The new G-Technology G-DRIVE slim comes with a three-year limited warranty and is currently available online and at Apple Retail Stores.

ENGADGET: Hitachi GST's G-Drive Slim: world's thinnest 2.5-inch external hard drive