cystic form

例句：

1. 1. The tumor was found to have a cystic form, which is difficult to treat.
   这个肿瘤被发现有囊状形态，治疗起来很困难。
2. 2.The pathologist described the cystic form of the tumor as being filled with fluid.
   病理学家描述了肿瘤的囊状形态，里面充满了液体。
3. 3. The cystic form of the disease is characterized by its slow progression and tendency to recur.
   这种疾病的囊状形态特征是进展缓慢且容易复发。