人的品德不是由遗传而是由环境形成的。

The moral characters of men are formed not by heredity but by environment.

《柯林斯英汉双解大词典》

当然，这是因为宏观环境形成的原因。

Of course, this is due to macro-environment formed reasons.

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在形成的过程中，材料必须接收到环境信号，反映气候变化，并能被现代物理或化学手段破译。

In the process of formation, the material must have received an environmental signal that reflects a change in climate and that can be deciphered by modern physical or chemical means.

youdao

Yeast cells were grown in large numbers with this plasmid inside, they expressed the plasmid and so you made Hepatitis B surface antigen not in people but in cell culture where it was not normally formed.

体内携带这种质粒的酵母细胞大量增殖,它们表达质粒,因此,乙型肝炎表面抗原不是在人体内,而是在细胞培养环境下,以非正常方式形成的

耶鲁公开课 - 生物医学工程探索课程节选