long normal

例句：

1. 1. Long normal is a common condition in children with asthma.
   长正常是哮喘儿童的常见病症。
2. 2.The doctor explained the long normal process to the patient.
   医生向病人解释了长正常的进程。
3. 3.Long normal can be caused by various factors, including genetics and environment.
   长正常可以由多种因素引起，包括遗传和环境。