For years doctors have told patients to avoid sun exposure because it causes skin cancer and ages the skin prematurely.

这么多年以来，医生一直告诉病人要避免阳光直射，因为阳光直射会导致皮肤癌和皮肤老化。

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Treatment of the skin especially sensitive to the sun, should avoid sun exposure, so as not to affect the therapeutic effect.

治疗后的皮肤对阳光特别敏感，应避免阳光照射，以免影响治疗效果。

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At the same time should avoid sun long time direct floor, lest the film by ultraviolet light irradiation after long-term strong, premature cracking and aging.

同时应尽量避免太阳长时间直射地板，以免漆膜被紫外线长期强烈照射后，过早干裂和老化。

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It's the vitamin associated with the sun that we absorb through our skin, and increasingly block out when we use sunblock, to avoid getting skin cancer.

VOA: standard.2010.05.28

Those strong enough to go on will usually travel only at night, hiding by day under mesquite brush to avoid the sun and the spotter aircraft of the Border Patrol.

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Getting people to exercise regularly, avoid cigarettes, sun exposure, and other known carcinogens would have a much bigger and immediate impact in reducing cancer cases.

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She added the best way to prevent melanoma was to avoid damage caused by too much sun exposure and sunbeds.

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