When it comes to social networking, Google finds itself in an unusual position, one that its competitors in Web search know all too well: playing catch-up with a service that dominates the market.

在社交网络方面，Google发现自己正处于其网络搜索对手再熟悉不过的位置：在市场大佬后面苦苦追赶。

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How to eliminate fluctuation of service quality and expand the improvement ability to catch up with the world standard is the new topic for the scholars and practitioners.

如何消除服务质量的波动，充分拓展服务质量提升的空间，赶超跨国银行的服务水准，是摆在学者和业界人士面前的新课题。

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Embraer halted light business jet deliveries in the first half of this year to help the company "catch up" on design changes required by service bulletins.

巴西航空工业在今年上半年已经停止了轻型公务机的交付，以协助公司追上按照《服务通告》要求进行设计变更的进度。

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Rather than a seven-day catch-up service, it will offer a showcase of BBC shows, old and new.

BBC: launches global iPlayer app

The BBC has commissioned its first original dramas for its catch-up service iPlayer.

BBC: iPlayer

It is disgraceful that our council did not make any contingency plans for a catch-up service during this time.

BBC: Missed rubbish collections: Your comments