ballet-dancer

例句：

1. 1.The ballet-dancer gracefully executed the difficult pirouette.
   这位芭蕾舞演员优雅地完成了那个高难度的旋转。
2. 2. She has been a professional ballet-dancer for over 30 years.
   她已经是一位专业的芭蕾舞演员30多年了。
3. 3.Ballet is an art form that requires years of training and practice to master.
   芭蕾是一种需要多年训练和练习才能掌握的艺术形式。