grounding noun
ADJ. good, solid, thorough | basic
VERB + GROUNDING have All applicants for the job should have a basic grounding in computer skills. | get | give (sb), provide (sb with) The course should give you a thorough grounding in financial matters.
PREP. ~ in to get a good grounding in science
You can also check other dicts: grounding (English, 中文解释 ), wordnet sense, Collins Definition