单语范例（未经PONS编辑处理）
In 2007, 56 new companies raised more than $2.5 billion in initial public offerings on the exchange, among them 20 hi-tech firms.
en.wikipedia.org Stark became the key supplier of hi-tech weaponry used to fight mutants across the planet.
en.wikipedia.org It has been equipped with hi-tech cookers, blast chillers and specialist tools.
en.wikipedia.org It is a hi-tech electronic and software based equipment designed to sharpen the firing skills of soldiers.
en.wikipedia.org The company reportedly lost considerable money in 2009, and the moves were typical of other hi-tech companies caught in the bad economic environment.
en.wikipedia.org