The phrase "strong grasp" means having a firm or tight hold on something, either physically or mentally.
Sentences with «strong grasp»
Dedicated HR professional with strong grasp of employment laws, compliance issues and benefits plans. (livecareer.com)
Elsewhere, academics are producing resources with a much stronger grasp on the evidence. (fatherhoodinstitute.org)
Dedicated, experienced and driven HR professional with strong grasp of all areas of HR including employment laws, compliance issues and benefits plans. (resume-now.com)