General Hing Bun Heang told VOA Khmer on Monday that his meaning had been misunderstood.
A number of countries have sent their congratulations on the electoral process, including China, Laos, Vietnam, Russia, and the Philippines.
Results ensure Prime Minister Hun Sen's tightfisted three-decade grip on power.
Restrictions apply to those 'responsible for the most notable anti-democratic actions taken in the run-up to the flawed July 29 election'.
The appointment comes as relations between the two countries have hit a low after Hun Sen accused Washington of sponsoring a plot to overthrow him by supporting the CNRP.
Prime Minister Hun Sen, who has ruled Cambodia for over 33 years, remains defiant.
The comments followed previous statements from the Trump administration on the election, which saw the ruling Cambodian People’s Party win all 125 seats in parliament
China has responded to criticism by claiming it has the right to build on its territory and defend its strategic interests at all costs.
At the annual Overseas Khmer Summit (OKS), rights activists and academics in the Cambodian diaspora denounced the election and appealed to the international community to intervene.
The ruling Cambodian People’s Party won a landslide victory, claiming more than three-quarters of the votes cast and all 125 seats in parliament.
The analysis by Moody's suggests that the allegations of fraud surrounding the July 29 general election had increased the risk of a drawback in international financing.
So, the book argues that it is necessary to step behind this facade and understand how everyday Cambodians and people understand what's going on in this juridical process.