self progeny

例句：

1. 1. The self-progeny of the species are its offspring.
   该物种的自体后代是它的后代。
2. 2. The research found that self-progeny could be a significant factorin disease transmission.
   研究发现，自体后代可能是疾病传播的一个关键因素。
3. 3. The scientistsdiscovered new ways to breed self-progeny with better health and resistance.
   科学家们发现了新的育种方法，使自体后代具有更好的健康和抵抗力。