The results from this study indicate that penzo(a)pyrene, 7,12-dimethyl benz(a)anthracene and pentacene have significant estrogenic activity.是什么意思_The results from this study indicate that penzo(a)pyrene, 7,12-dimethyl benz(a)anthracene and pentacene have significant estrogenic activity.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句