求翻译：多年来，对影响潜在的致癌作用的意思的关注已经增加。可以说现在练作为大多数研究都直接指向致癌潜力评价。因此，做更多的遗传毒性的体外测试。是什么意思？

Over the years, concern has increased the impact of the potential carcinogenic effects of meaning. It can be said now practice as most research points to the carcinogenic potential evaluation. Therefore, to do more genetic toxicity in vitro tests.

For many years, to affect the potential carcinogenic effects of the meaning of concern have increased. Now it can be said that most research has been practicing as a direct link to cancer risk assessments of potential. Therefore, in order to do more genetic toxicity in vitro testing.

For many years, to has affected the latent carcinogenesis the meaning attention already to increase.May say the present practices took the majority research all directly aim at the carcinogenic potential appraisal.Therefore, makes the more heredity toxic in vitro test.

For many years, affecting the potential carcinogenic effects of concern has increased. Can now practice as most studies have direct links to evaluation of carcinogenic potential. Therefore, more genetic toxicity in vitro tests.

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