如果缺血和缺氧是严重的或长期的，心肌细胞就会受到严重的毁灭性的损害和坏死。

If the blood and oxygen supply is cut off severely or for a long period of time, muscle cells of the heart suffer severe and devastating damage and die.

youdao

如果缺血和缺氧是严重的或长期的，心肌细胞就会受到严重的毁灭性的损害和坏死。

If the blood and oxygen supply is cut off severely or for a long period of time, muscle cells of the heart suffer severe and devastating damage and die.

youdao