strain (緊張): The heavy lifting put a strain on his back. (重いものを持ち上げることで彼の背中に緊張がかかりました) - 試験に出る! 英単語検索辞書

strain (緊張): The heavy lifting put a strain on his back. (重いものを持ち上げることで彼の背中に緊張がかかりました)

The heavy lifting put a strain on his back.