isosexual precocious puberty

例句：

1. 1. The child's isosexual precocious puberty is causing concern among parents.
   孩子的同性发育过早让父母们感到担忧。
2. 2. Due to the isosexual precocious puberty, the child's growth rate was significantly slower than that of his peers.
   由于同性发育过早，这个孩子的生长速度明显慢于同龄人。
3. 3. Researchers have been studying the isosexual precocious puberty in order to better understand its causes and effects.
   研究人员一直在研究同性发育过早，以更好地理解其原因和影响。