If one area has dysfunction or damage, another can step in like an understudy and play the role.
If one area has dysfunction or damage, another can step in like an understudy and play the role.
要是一个区域失去功能或受损，另一个就会上场，取而代之，就像是替补演员。
If one area has dysfunction or damage, another can step in like an understudy and play the role.
要是一个区域失去功能或受损，另一个就会上场，取而代之，就像是替补演员。