Biological marker, as an indicator for the change induced by the reaction of biological system and environmental factor, has been applied on environmental monitoring and risk assessment.

生物标志物作为一种反映生物体系与环境相互作用所引起的变化的指示，已越来越广泛的应用于环境检测和风险评估中。

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Objective to investigate the influence of socially environmental factor on early intervention in children at high risk and its significance.

目的探讨社会环境因素对高危儿早期干预的意义。

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Metabolic syndrome is a series of high risk factors of cardiovascular disease, caused by genetic heterogeneity and environmental factor, and the insulin resistance is the core.

代谢综合征是以胰岛素抵抗为核心，遗传异质性和环境因素导致的一系列心血管疾病高危因素的聚集状态。

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Ironically, because past research studying the after-effects of exposure to things like atom bombs and radiation treatments for cancer suggests the most important environmental risk factor for meningiomas is ionising radiation.

ECONOMIST: Confirmation that dental X-rays can be bad for you

"As far as we know, it is still that example of the two people sitting by me as being at greatest risk, or someone who might touch the table where I have just put some droplets, or some environmental factor which is carrying these droplets to another person, " he added.

BBC: Scientists home in on mystery bug