mucous discharge from the urethra

例句：

1. 1. The patient had a mucous discharge from his nose.
   病人从鼻子里流出了黏液分泌物。
2. 2.The doctor found a mucous discharge on the patient's throat.
   医生在患者的喉咙上发现了黏液分泌物。
3. 3.Mucous discharge can indicate infection or inflammation in the body.
   黏液分泌物可以表明身体有感染或炎症。