【语法】为什么用based on而不是basing on

揽星河入梦

下面这个句子：Based on their actions in Taiwan, the UFWD appears to be used as a cover to conduct intelligence operations.
为什么用based on，而不是basing on?用前者不就表被动了吗？这句子也没有被动关系啊

萌小丁

based on相当于介词短语，和主句主语无直接动宾关系，变成了直接修饰主句的状语。类似的比如according to,regarding,considering,given…