elementary

The instructions were so elementary that even a beginner could understand them.

その説明はあまりにも基本的すぎたので、初心者でさえ理解できた。

Elementary education plays a crucial role in developing a child's learning foundation.

初等教育は子供の学習基礎を築く上で重要な役割を担っています。

The new employees will need to learn the elementary procedures before they can work independently.

新しい従業員は独立して働く前に、基本的な手順を学ぶ必要があります。