2 文書を見つけるための辞書。

• rudiment, first rudiment, alphabet, abc, abc's, first principle, abcs
• 原基痕跡
• the elementary stages of any subject (usually plural); "he mastered only the rudiments of geometry"
• 対象の基本段階

• rudiment
• 原基痕跡
• the remains of a body part that was functional at an earlier stage of life; "Meckel's diverticulum is the rudiment of the embryonic yolk sac"
• 生命のより初期の段階に機能した身体部分の残存物