grounding
noun [ U ] uk/ˈɡraʊn.dɪŋ/ us/ˈɡraʊn.dɪŋ/
基础知识
a knowledge of the basic facts about a particular subject
This course is designed to give drivers a grounding in car maintenance. 这门课旨在教给司机们一些汽车维修的基础知识。
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