"Minerals work well with oily skin, have a natural SPF, and enhance the protective effect of antioxidant enzymes in the skin that help prevent fine lines and uneven tone, " advises Graf.
矿物成分能很好地和油性肤质亲和，加上自然的防晒系数，就能提高皮肤中的抗氧化酶的保护效应，从而帮助抵御皮肤的幼纹和一些不平衡基调。
A long-standing theory that historically lower suicide rates seen among married versus unmarried women reflects a "protective effect" of motherhood, rather than advantages of marriage perse.
长期以来的理论表明，从历史上看，已婚女性的自杀率低于未婚女性，这反映出“母亲”这一身份的“保护性效应”，而并非是婚姻本身。
A surprising finding was evidence of a protective effect of pregnancy as well, since the expression of many hormone and growth factor signaling genes suggests protection.
一个令人惊奇的发现是怀孕也有保护效应，因为许多表明保护作用的激素和生长因子信号基因也有表达。
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