Sentence examples for been historically difficult to from inspiring English sources
Elephant populations have been historically difficult to manage and have sometimes been subjected to drastic management procedures.
PC, PS4, Xbox One (£59.99) It has been historically difficult to port MMOs to consoles due to the range and depth of inputs required to play them properly.
Projecting this 2-D representation onto the set of spherical harmonics allows for a numerical characterisation of the system state that easily captures various plastic deformation mechanisms that have been historically difficult to identify.
Although thoroughly characterized for spheres larger than ten nanometres in diameter, the plasmonic properties of particles in the quantum size regime have been historically difficult to describe owing to weak optical scattering, metal-ligand interactions, and inhomogeneity in ensemble measurements.
Today, researchers understand the basic sequence of events required for pollen development, but it's been historically difficult to identify the genes involved — or even break down the resilient sporopollenin to determine its composition.
However, the restaurant market has been historically difficult to break into when it comes to disrupting inventory management.
Anguished Republicans might console themselves too with the idea that incumbent presidents are historically difficult to dislodge.
Rape is historically difficult to prosecute, and county sheriffs and small-town police in rural jurisdictions are often less than diligent in the pursuit of the accused, who will invariably argue that the sex was consensual.
"The biggest reason that we've seen development in Brooklyn is because the land economics are so intense in Manhattan that it's historically difficult to build there," said Sean Hennessey, chief executive of Lodging Advisors, a consulting firm in New York City.
They're probably riskier than most tech investments because they rely more on the virtues of creativity and entertainment, two factors that are historically difficult to predict.
The automated detection of lanthipeptides has been historically difficult due to their complex posttranslational modifications and high molecular weight.
