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Impact 通常指“ 重大的影响 ”，名词，动词形式都有。 我们先来看 impact: This change has no impact on the system's. Should it always take the preposition on or is it a matter of personal preference?
Drunk Driving Victims Before And After
This change has no impact in the system's current behaviour. Her speech made a profound impact on everyone. Oxford dictionaries gives the following.
Impact (early 17th century) comes from the past form of the same source.
Is the preposition in grammatical here? The use of impact as a verb to indicate greater effect seems to have come into use in the 1960s. I think we should have used on instead: Is there a grammarians' consensus as to the usage of impact (as a verb)?
Nowadays, we often see the word impact being used as a verb. My question is, should it be always followed by the preposition on?
