Of course, pyramids are easy, but there are subtler features that, even once you identify them, it's hard to figure out what they are".
There are subtler features of the EU account of rational desire that warrant investigation; a number of these issues concerning particular EU axioms have been discussed in earlier sections, or will be taken up in more detail in later sections.
This will need to be addressed in future studies, as the important landmarks needed for prosthesis design are subtle imaging features that may be more challenging to detect on in vivo imaging.
Though they were indeed bipedal, there are subtle but important structural features in their anatomy that show they walked differently from the way modern humans do.
Her features are subtle and soft while mine are sharp and angular.
Second, there is occasional difficulty in making the correct diagnosis, especially when morphologic features are subtle or inadequate [ 1].
These spectral features are subtle and require spectral deconvolution or multivariate analysis for the elucidation of useful parameters.
Facial dysmorphism and skeletal features are subtle, and in single cases in nonconsanguineous populations this disorder could be initially diagnosed simply as cerebral palsy.
In contrast, the diagnosis in the prenatal workup or puberty or adulthood is often hampered because the clinical spectrum is broad, and some features are subtle, overlapping and transient.
As an investigative strategy, however, the assumption of function and purpose is useful, because it can help one to discover adaptive features that are subtle or complex or for some other reason easy to overlook.
