Delicate nature, less resistance, low output, the germination period before and after the spring equinox, and stop growing season after the frost year growth period 7 months.

天性娇弱，抗逆性较差，产量较低，萌芽期在春分前后，停止生长期在霜降前后，一年生长期7个月。

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No serious economist thinks that America can maintain such a torrid rate of productivity growth over a longer period; indeed, the pace has already eased in the past year or two.

没有一个经济学家认真地思考过美国何以能够在这么长的一段时间里保持如此之高的年生产率;实际上，在过去的一二年里，年生产率增长幅度已经放缓。

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A European Commission report published earlier this year concluded that tax-revenue growth was "exceptionally high" in most European Union countries during the period from 2003 to 2007.

本年早些时候，一份欧洲委员会的报告曾称，2003年至2007年期间，欧盟大多数成员国的税收收入增长异常迅速。

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An increase of 0.53 percentage points in economic growth over the 75-year period would bring average GDP growth up to 2.75% and would increase the PV75 of Social Security tax receipts by the required 20%.

FORBES: Social Security Needs Growth, Not Cuts

For instance, at Goldman revenue growth is down 31% over the three-year period from 2010 through the first half of 2012, but headcount growth is down just 1% in the same period.

FORBES: Wall Street's Brutal Job Cuts Are About To Get Much Worse

Even though investment in equipment and software jumped 21% over the two-year period, the growth was not spread uniformly.

FORBES: Depreciation Rules, Investment Swings And Rescheduled Economic Growth