paroxysmal auricular fibrillation

例句：

1. 1.The patient had a paroxysmal episode of palpitations.
   患者有一次阵发性心悸发作。
2. 2. The paroxysmal nature of the disease made it difficult to treat.
   这种疾病的阵发性质使得治疗困难。
3. 3. He experienced a paroxysmal feeling of dizziness after eating too much salt.
   他吃太多盐后感到一阵头晕。