Poor health, including mental health, is one of the most visible and measurable expressions of urban harm.

健康不良，包括精神卫生，是显示城市危害的最可见和可衡量的方面之一。

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The health effect of small doses of radiation is not observed, but inferred from the visible effects of higher doses.

小剂量辐射对健康的影响不是观测到的，而是从高剂量产生的可视影响推理来的。

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As well threatening certain species, blue-green algae can also pose a risk to human health, and officials are advising people not to bathe in areas where the algae is visible.

以及物种的威胁，蓝绿色海藻还可能影响人类的健康，专家建议人们不要在有藻类的地方洗澡。

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"So,that is the good news, that 15 years of investments are bringing visible results as a result of cooperation between national programs, particularly the World Health Organization,UNAIDS, the Global Fund and other partners,".

VOA: standard.2009.12.09

Our favorable review of Center for Security Policy's fiscal health will be visible on our website as of May 1st.

CENTERFORSECURITYPOLICY: Center For Security Policy

But health spending has delivered visible results.

FORBES: Magazine Article

Once again, there will be much hand-wringing over the lack of an acknowledged successor to the veteran leader, whose health problems have become more visible of late.

CNN: A year of Living Dangerously