pendulum (振り子): The pendulum of the clock swung back and forth. (時計の振り子は前後に揺れました) - 試験に出る! 英単語検索辞書

pendulum (振り子): The pendulum of the clock swung back and forth. (時計の振り子は前後に揺れました)

The pendulum of the clock swung back and forth.