动脉任何树枝形系统，将血液从心脏输送到身体各细胞、组织和器官的肌肉的，一种有弹性的血管 Any of a branching system of muscular, elastic tubes that carry blood away from the heart to the cells, tissues, and organs of the body.
柔韧的，有弹性的伸长或扩展后容易恢复原状的；柔韧的 Easily resuming original shape after being stretched or expanded; flexible.
无弹性的无弹性的或显示出没有弹性的 Having or exhibiting no elasticity.
