orchidist

例句：

1. 1. Dr. Smith is an expert in the field of orchidology.
   史密斯博士是男性生殖器官领域的专家。
2. 2. The andrologist performed a thorough examination of his patient's testicles.
   这位泌尿科医生对他的病人的睾丸进行了彻底的检查。
3. 3. Gynecologists are responsible for the diagnosis and treatment of female reproductive organs.
   妇科医生负责诊断和治疗女性生殖器官。