"roughly understand" is a correct and usable phrase in written English.
It means to have a general or basic understanding of something without having a detailed or precise understanding. It can be used when describing one's level of understanding about a topic or concept. Example: "Although I have not studied calculus extensively, I can roughly understand the basic principles and concepts behind it."
In other countries, "people roughly understand what modern economics are about — if you say competitiveness, it's not a dirty word," said Pascal Lamy, the director general of the World Trade Organization, who is also a rare member of the French Socialist Party who favors open markets.
Without forming a SAR image, these extracted features will help us roughly understand and classify the illuminated targets.
"We didn't like the Soviets, but we roughly understood them to be extremely cautious," said Leon S. Fuerth, Mr. Gore's national security adviser.
The idea can be roughly understood by one biologist's remark in a pub that he would "gladly die for two brothers, four cousins or eight second cousins," each of them carrying the requisite percentage of the individual's genes to compensate for the mortal deed.
Their deeply-ingrained laïcité (roughly understood as laicism or secularism) notwithstanding, the French still looked and went to their religious past, symbolized by Notre Dame, knowing perhaps that the Church still offers what is needed during times of spiritual duress.
The distribution of pederin and its analogues is roughly understood from dissection experiments.
The small differences between coherent and incoherent functions in the noncluster forming systems can be roughly understood by simple de Gennes narrowing, τcoh/τinc ∼ S q) (see Figure S5 in the Supporting Information).
The question is not whether we can broadly understand or roughly translate this argument but whether we can get our heads around the range of ideas in play.
The location of such stars in a HR diagram, where luminosity is plotted against the effective temperature, can roughly be understood in terms of stellar evolution calculations.
In light of the perceived shortcomings of the calibration approach (and those of alternative scoring rules), Tang proposes a synthesis of reliabilism and evidentialism, where evidentialism can roughly be understood as the view that a belief's justification is determined by how well it is supported by the evidence that the believer has.
It's impossible to understand roughly three-quarters of Western art if you don't know the events of the Old and the New Testaments and the stories of the saints.
