But note that these procedures don't last very long; prolonged exposure would be more dangerous.

但是注意这些程序不会持续很长时间；长时间的接触会更加危险。

youdao

It is typically caused by prolonged exposure to heat or an infrared source such as a heating pad or hot water bottle.

通常是由于长时间暴露于高温或者红外线辐射源，例如加热垫或者热水瓶。

youdao

All confirmed cases in the cluster can be directly linked to close and prolonged exposure to a patient during a phase of severe illness.

该群集中的所有确诊病例可直接与长期密切接触处于疾病严重阶段的患者相联系。

youdao

Prolonged exposure to microwave radiation produced the stress protein, even though there appeared to be no noticeable heating.

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The skin lesions that come from prolonged exposure to arsenic are already evident on the hands and feet of many villagers.

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Certain OLED materials also are damaged by prolonged exposure to sunlight.

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