rudiments
n. 入门；初步；基础知识
例句
He has just learned the rudiments of Chinese.
他学汉语刚刚入门。
《新英汉大辞典》
She learned the rudiments of bricklaying, wiring, and plumbing.
她学过一些砌砖、布线和管道工程的基本技术。
《柯林斯英汉双解大词典》
She helped to build a house, learning the rudiments of bricklaying as she went along.
她帮忙盖房子，在过程中学习了砌砖的基本技巧。
