cardiac muscle cell

例句：

1. 1.Cardiac muscle cells are responsible for the heart's ability to pump blood.
   心脏肌肉细胞负责心脏泵血的能力。
2. 2. The study focused on understanding the function of cardiac muscle cells.
   该研究专注于理解心脏肌肉细胞的功能。
3. 3.Cardiac muscle cells play a crucial role in maintaining the health of the heart.
   心脏肌肉细胞在保持心脏健康方面起着至关重要的作用。