a stringed instrument of the harp class having an approximately U-shaped frame and used by the ancient Greeks especially to accompany song and recitation (https://www.merriam-webster.com/dictionary/lyre) 古希臘的七弦豎琴

an artifice or trick in war for deceiving and outwitting the enemy (https://www.merriam-webster.com/dictionary/stratagem) 計謀、詭計、策略、戰略