n [sing] ~ (in sth) teaching of the basic elements of a subject 对某学科基本要素的教授; 基础; 底子
*a thorough grounding in grammar 对基础语法的透彻教授.

n
[singular]
a training in the basic parts of a subject or skill
grounding in
　A basic grounding in math is essential for the economics course.
get/have a grounding in sth
　Applicants must have a good grounding in human resources management.
a good/thorough/solid etc grounding
　The aim of the course is to give students a thorough grounding in English pronunciation.
[C]AmE
a punishment for a child's bad behaviour in which they are not allowed to go out with their friends for a period of time
[U and C]
the process of officially stopping an aircraft from flying, especially because it is not safe to fly
[U]
when someone knows what their own character is like and understands what is really important and what is not
　a sense of grounding