immuno-block

例句：

1. 1.The drug is an immuno-block that prevents the body from rejecting a transplanted organ.
   这种药物是一种免疫阻断剂，防止身体排斥移植器官。
2. 2. The patient's immune system was compromised by the infection, making him vulnerable to further complications.
   患者的免疫系统因感染而受损，容易发生进一步的并发症。
3. 3. The researchers found that the immuno-block could be used to treat autoimmune diseases like lupus.
   研究人员发现，这种免疫阻断剂可以用于治疗自身免疫性疾病，如红斑狼疮。