A compound of arsenic with a more electropositive element.

关于含有砷的化合物，尤指含有三价砷。

youdao

So, at any moment, you know in any bond which is the more electropositive.

在任何时候，你都能判断谁是正电性的。

youdao

So, at any moment, you know in any bond which is the more electropositive.

在任何时候，你都能判断谁是正电性的。

youdao