几乎所有严肃的研究都能得出相同的结论：粮食市场固有的不稳定性导致了投机行为的产生，而非相反。
Almost all serious studies have come to the same conclusion: the volatility inherent in the food marketplace causes speculation, not the other way around.
研究结果表明，银河系黑洞的这种微弱而不稳定的行为很有可能在现今的特大质量黑洞中具有典型意义。
The results of this study imply that the feeble, but erratic behavior of the black hole in the Milky Way could potentially be typical for present-day supermassive black holes.
谁敢说人类行为就不能将地球带到一种新的不稳定状态？
Who is to say that human action might not tip the planet into new instability?
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