1. Heterografts are frequently used in medical procedures to transplant tissue or organs from a different species into a human recipient.

异体移植常常被用于医疗手术，将来自不同物种的组织或器官移植到人体接受者身上。

2. The success of a heterograft depends on the compatibility between the donor and the recipient, as well as immunosuppressive medications to prevent rejection.

异体移植的成功依赖于供体和接受者之间的相容性，以及使用免疫抑制药物来预防排斥反应。