Some children are especially proficient with verbal problems and less proficient at problems involving spatial relations or mathematical reasoning, for example.
They are no less talented than West Ham but are less proficient at the mechanics of securing a result.
The AirGenius5 is fractionally less proficient at capturing particles than a HEPA model, according to the manufacturer, but its filters are washable.
There are no anatomical differences in the sexes, other than the obvious size and strength, that would make women less proficient at throwing.
When we're tired (late at night if you're an early bird and early in the morning if you're a night owl), we're less proficient at filtering distractions.
Others, less proficient at digging, find a crevice or bury themselves in dead leaves.
The senior center fielder covered a lot of ground in the outfield for the Eagles, but she was no less proficient at the plate.
Our steady state studies showed that the D211N mutant enzyme was much less proficient at pyrophosphorolysis, but did not provide a quantitative analysis of the kinetic differences.
It is thus likely to be less robust, i.e., a smaller basin of attraction and less stable, i.e., less proficient at error free replication of the genotype, than the normal attractor.
Patients attending such practices may see a general practitioner with excellent interpersonal skills or, alternatively, may see a doctor who is less proficient at communicating with patients.
It was surprising to find that female (XX) ES cells were much less proficient at provirus methylation than were male (XY) ES cells, both in the presence and absence of DNMT3L.
