Sentence examples for be difficult and used from inspiring English sources

"He used to be difficult and used to pull a lot.

Deciding which intervention to use next could be difficult and using all or some interventions randomly can be costly.

However, setting up of infrastructure is difficult and using the services of cellular networks has some costs as well as bandwidth limitations.

Clinical symptoms are diagnosed, even with low dosing regimens, so that safe dosing is difficult and use is associated with a high expenditure in terms of the need for control visits [4].

Moving forward and testing the hypothesis of haploinsufficiency as a disease mechanism is difficult, and using mouse models is problematic.

One reason for using non-stimulatory materials and loading them with adjuvant is that we believe understanding the mechanism behind material-induced immune responses is difficult, and using characterized adjuvants should be of advantage.

Nevertheless, interpretation of scales can be difficult and they are rarely used in clinical care.

Detection of these regions can be difficult and some remain undiscovered using visual assessment.

Studies on nematode diversity are difficult and laborious using classical methods and therefore high-throughput sequencing is an attractive alternative.

CFLD diagnosis is difficult and the use of hepatic biopsy is controverted, so noninvasive techniques are being investigated and used, among them elastographic techniques.

Therefore, it is difficult and inappropriate to use these as fair and general performance comparison with the proposed scheme.