环境也存在危险因素，不仅仅简单地以危险工的作这样明显的形式存在，同样也以被称为“新奇”的具有横截特征的形式存在。
Situations also present risk factors, not simply in the obvious form of dangerous jobs but also in the form of a cross-cutting feature described as "newness."
美国东南部被称为“脑卒中带”，生活在这里也是高血压的一个危险因素，虽然人们还不清楚这是为什么。
Living in the Southeast, a region long recognized as the "stroke belt" of the United States, is also a risk factor for blacks and whites, though researchers are not sure why.
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