Mercury is very hazardous for humans and eating fish contaminated with mercury can result in serious health problems, including heart disease and damage to the brain and nervous system.

汞对人体非常有害，吃了汞污染的鱼会导致严重的健康问题，包括心脏病以及大脑和神经系统的损害。

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Fortunately to us, the damage to the car was not very serious.

对我们来说幸运的是，汽车损坏不太严重。

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Traditional energy sources have inflicted great damage to the Earth with global warming being a real and very serious issue for the whole of the human race.

传统的能源，已经给地球带来了危害，全球变暖是关系到全人类的问题。

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The chief executive for the Americas sent an email to London saying the programme needed to "evaluate if its returns and strategic benefits are... still commensurate with the potential to cause very serious or even catastrophic reputational damage to the group".

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"However, perceptions are just as important, and in that regard, serious damage has been done to the idea of Israeli deterrence, which may be very hard to rectify, " he added.

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If the U.S. stock indexes push and close below very strong technical support levels at their August lows, then that would produce serious chart damage to the stock indexes and suggest more downside pressure for them in the near term.

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