eupathidia

例句：

1. 1. The couple has been trying for several years to conceive a child, but they still face infertility issues.
   这对夫妇已经尝试怀孕几年了，但他们仍然面临不孕的问题。
2. 2.Infertility is a common cause of miscarriage and stillbirths.
   不孕是流产和死产的常见原因。
3. 3.Many couples are now using assisted reproductive technologies to overcome infertility.
   许多夫妇现在使用辅助生殖技术来克服不孕。