This change has no impact on the system's. But ngram for impacted him vs impacted on him shows the version without. The use of impact as a verb to indicate greater effect seems to have come into use in the 1960s.
Cheryl Crabtree Walker Is Late Paul Walker's Mother Facts about Her
Impact 通常指“ 重大的影响 ”，名词，动词形式都有。 我们先来看 impact:
I think we should have used on instead:
Is the preposition in grammatical here? Nowadays, we often see the word impact being used as a verb. Oxford dictionaries gives the following. Her speech made a profound impact on everyone.
My question is, should it be always followed by the preposition on? Should it always take the preposition on or is it a matter of personal preference? This change has no impact in the system's current behaviour. Is there a grammarians' consensus as to the usage of impact (as a verb)?
Jacs au将作为jacs的补充，与世界上被引用最多的化学出版物《 jacs》的出色编辑和出版标准相匹配 launching in 2020, this fully open access journal will allow for the.
