Sentence examples for are rather challenging from inspiring English sources

However, themeasurement techniques are rather challenging.

Hydrothermal magmatic systems that typically produce phreatic eruptions are rather challenging for monitoring when exclusively using gas fluxes (e.g., SO2 fluxes; Galle et al. 2010), as the emissions from these systems tend to be low compared to more magmatic systems.

Nanoscale DCEs are rather challenging to characterize geometrically.

It should be noticed that such fast dynamics are rather challenging to integrate (see comments below).

Both steps entailed in such an approach are rather challenging, as the amount of detailed knowledge of the biophysics required is still lacking at the large scales investigated here but perhaps such theoretical predictions may become feasible (and would then be immensely informative) in the future.

"Fiscal 2001 was rather challenging for Lucent, so the grants were made to ensure Henry had management stability through the turnaround," said Mary Lou Ambrus, a Lucent spokeswoman, in explanation.

Unfortunately, this was a great idea in theory but running an entrepreneurial business within the confines and culture of a bank proved to be rather challenging.

My Tokyo colleague tells me that this is because there is so little focus in the Japanese media on the decades ahead and, as Megachange argues, those decades could be rather challenging for a society ageing faster than any other in history:By 2050 the country will have almost as many dependants as working-age adults.

However, precise control of these geometric parameters is rather challenging in practice.

Therefore, compared with general object recognition, this task is rather challenging.

This, the paradox suggests, can be rather challenging for female athletes.