The phrase "has been explicitly written" is correct and can be used in written English.
It is often used when referring to something that has been made very clear in writing. For example: "The club's dress code has been explicitly written in the terms and conditions."
Like any oral tradition, especially one that has been explicitly written down numerous times, the rules have undergone slow evolution.
Since the foundation of the People's Republic of China in 1949, ethnic equality has become a fundamental policy, and has been explicitly written in the Constitution.
The feeding media of D. melanogaster to which D. sechellia egg size is being compared to has been explicitly written in the revised Results "In accordance, we observed D. sechellia eggs to be 45% larger in size compared to eggs of D. melanogaster wild type Berlin, in a standard diet condition.
Surprises may have been explicitly written into the bill, but the unexpected is at the heart of this festival, which remains Europe's best – one that takes the temperature of the underground as well as giving it a shot in the arm.
Homes in Colonial America, on the other hand, did not enjoy the same sanctity as their British counterparts, because legislation had been explicitly written so as to enable enforcement of British revenue-gathering policies on customs; until 1750, in fact, the only type of warrant defined in the handbooks for justices of the peace was the general warrant.
Of course, language itself is a preeminent epistemic tool, and written language has been explicitly considered as a technology that favours preservativity of cultural transmission, compared to oral communication (Ong 1982; Rubin 1995).
Practically every word I have written, since 2001, has been explicitly or implicitly directed at refuting and defeating those hateful, nihilistic propositions, as well as those among us who try to explain them away.
The ODEs of the lumped states (or pseudo-states) that were formed as a result of merging of various states from the original model had to be explicitly written as if they had been unlumped states.
Because state 5 was a lumped state that was formed as a result of merging of various states from the original model, its ODE had to be explicitly written as if it had been an unlumped state.
