He published widely in scientific journals.

　　他在科學(xué)期刊上廣泛地發(fā)表各類文章。

　　He took a very scientific approach to management.

　　他采取了一種非�？茖W(xué)的管理方法。

　　It's not a scientific way to test their opinions.

　　這樣檢驗(yàn)他們的觀點(diǎn)不是一個科學(xué)的方式。

　　This falls under the heading of scientific research.

　　這一項(xiàng)屬于科研類目。