Many private investors are blissfully unaware of market developments, but for all intents and purposes no professional who works in and with these markets from day to day can make such a claim.

许多乐而忘返的私人投资者并不关心市场的变化，但对于那些虽非职业，但日复一日在市场中工作的人来说却不该如此。

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Thanks to technological developments, space travel won't just be for professional astronauts anymore.

承蒙科技的进展，太空旅行已是职业宇航员的专属。

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Multiple mixed used social and commercial developments designed to be affordable and professional could help to reintegrate a population that has grown accustomed to gated communities.

CNN: Is Brazil ready to take sporting center stage?

As a result of today's developments, the USPS team and I have suspended our professional affiliation with Dr Ferrari.

BBC: Lance Armstrong: Tyler Hamilton on 'how US Postal cheated'

Such developments reflect, too, a generational change in Brazil's highly professional foreign service: older diplomats, who worked during the cold war and Brazil's 1964-85 dictatorship, are giving way to younger ones, who feel that the world's ninth-largest economy should be less shy of flexing its democratic muscles.

ECONOMIST: Brazil��s foreign policy