rudimentKK [ˋrudɪmənt] /ˈɹudɪmənt/發音名詞1基礎、基本原理、入門常用複數She learned the rudiments of accounting in a short evening course.她在一門短期的夜間課程裡學會了會計的基礎。2雛形、初步跡象常用複數His early sketches already contain the rudiments of a workable design.他早期的草圖裡已經有了可行設計的雛形。3退化器官、殘跡器官生物The bird's wings are mere rudiments and cannot support flight.這種鳥的翅膀只是退化器官,無法支撐飛行。