Definition
To be completely captivated and influenced by someone.
为（某人）着了魂
The first time she met him, she was completely under his spell.
第一次见到他时，她就完全被他迷住了。
He is so under his new girlfriend's spell that he won't listen to anyone's advice.
他完全被他新女友迷住了，以至于不听任何人的建议。
The speaker held the audience under his spell with his unique charisma.
演讲者用他独特的魅力迷住了观众。