This paper is introducing the situation and existing questions of city environmental noises pollution.

城市环境噪声污染的现状分析，存在问题。

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In other words insomniacs keep themselves awake by focusing too much on the bodily sensations associated with sleep and any environmental noises that might be keeping them awake.

换句话说，失眠患者使自己保持清醒，缘于过多地关注于与睡眠有关的身体感受以及任何可能使他们保持醒着状态的环境噪音。

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The results of simulations and experiments show that this technique can reduce the effect of noises and provide accurate and real-time environmental information by using the infrared sensor skin.

仿真和实验结果表明，该技术能有效地减少噪声对系统的影响，使红外传感皮肤能够准确实时地给出周围环境信息。

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Leaders of respected environmental outfits such as Environmental Defence and the World Resources Institute have recently made positive noises about nuclear power as part of a response to global warming.

ECONOMIST: Nuclear power