The non-biodegradable industrial chemicals are attracted to the surface of the iron shavings, where they react by sharing electrons with the iron and become degraded.

非生物可降解的工业化学物质被吸附到铁粉的薄层上面来，与铁膜上的电子反应而降解。

youdao

So as we said when we first introduced covalent bonds, it's a sharing of electrons, but it's not always an equal sharing.

当我们刚开始介绍共价键的时候，我们说过电子是被共用的，但是共用却不一定是均等的。

youdao

And he actually proposed sharing - unequal sharing of electrons.

他也确实研究了-，不等性共用电子。

youdao

And he actually proposed sharing - unequal sharing of electrons.

他也确实研究了-，不等性共用电子。

youdao