Sentence examples for has been properly explained from inspiring English sources
(Actually, why are the pigs there? It never has been properly explained).
Its board is widely reported to be pondering two rescue possibilities, neither of which is appealing although neither has been properly explained.
I don't think the notion of social capital or use of other community resources has been properly explored or even explained yet.
It cannot be explained away by saying that high-performing stocks are more risky, or by arguing that the trading costs involved in such a strategy would eat up all the profits.Although the momentum effect has been amply documented it has never been properly explained.
How Joan managed to persuade the French dauphin to give her men and horses and arms has never been properly explained, but she did, and many of the exhausted French soldiers were willing to accept this girl, waving a white banner, as an angel from Heaven.
But this is a war that has never been properly explained to most of the populations fighting it.
Why Pius XII chose to do so has never been properly explained, either by his critics or his defenders.
A wise colleague once gave me a warning on another dense topic: If you think you understand the problem, he said, then it hasn't been properly explained to you.
