针对道路使用者行为的干预措施具有同等重要性，比如制定并实施与主要危险因素有关的法律，并且提高公众对这些问题的认识。

Interventions that target road user behaviour are equally important, such as setting and enforcing laws relating to key risk factors, and raising public awareness about these.

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黑人和白人都是城市公园和森林的重要使用者，而且种族仍是在城市公园和森林参与和景观首选项中的一个重要因素。

Blacks and Whites are important users of urban parks and forests, and race continues to be an important factor in urban park and forest participation and landscape preference.

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抑郁症是一种复杂的病症，因此很难把它的发生归结于单一的因素。比如异维甲酸使用者常常患有严重的痤疮，这种病本身就可能导致抑郁症。

Depression is a complex disorder and, therefore, difficult to pin down to a single cause. For example, Accutane users often have severe acne, which itself may lead to depression.

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