短语词组短语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 返回 rudiments