这本科学杂志的儿童版内容被大幅简化，以便更容易理解。

The children's version of this science magazine is heavily ___dumbed-down to make it easier to understand.

这本科学杂志推出了简化版，让复杂的理论更容易被大众理解。

The science magazine published a ___dumbed-down version to make complex theories more accessible to the general public.