Sit-up
01
腹筋運動, シットアップ
an exercise in which a person can strengthen their stomach muscles by constantly changing from lying to sitting position without moving the legs
例
They included sit-ups in their morning exercise routine to help build core strength.
彼らはコアの強さを構築するために、朝の運動ルーティンに腹筋運動を含めました。
