rudiments advanced钢琴八级理论
Ship Rudiments第二章
Stroke Rudiments单击类
Drag Rudiments拖曳装饰音类
Diddle Rudiments重复类;二
mesenteron rudiments[动] 中肠原基
Flam Rudiments装饰音类
Practice Rudiments练习基本打点
N-PLURAL（复数型名词） When you learn the rudiments of something, you learn the simplest or most essential things about it. 基础知识 [usu 'the' N 'of' n]
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。