grounding
UKgraundiŋ
US'graundıŋ
معنی فارسی
زمين خاک ميدان کف دريا تفاله سبب داعي پايه عنوان
تعریف انگلیسی
noun
- fastening electrical equipment to earth
- education or instruction in the fundamentals of a field of knowledge “he lacks the foundation necessary for advanced study” “a good grounding in mathematics”