helcoma

例句：

1. 1.The helcoma was a surprise, but it turned out to be a good thing.
   这个意外的发现最终变成了一件好事。
2. 2. Helcoma is a rare disease that affects the immune system.
   Helcoma是一种罕见的疾病，影响免疫系统。
3. 3. The helcoma patient needed immediate medical attention.
   这位Helcoma患者需要立即医疗照顾。