Background: Online Travel Agencies (OTAs) have traditionally charged airline ticket booking fees ($5-$7 per ticket).

背景：在线旅行社一般会对预订机票收取手续费（5到7美元/张）。

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Train online booking system mainly comprise of ticket query, booking subsystem, complete online ticket query (includes simple query, detail query), online booking and so on.

火车联网售票系统主要包括的火车票查询子系统、订票子系统等功能系统。

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As Gillian also heard in compiling the Business Scotland programme, there are significant success stories in the sector - the rapid growth of Skyscanner, based in central Edinburgh and using some very smart software to eat up share of the vast online airline ticket booking market.

BBC: Stuck on the runway