compression of urethra

例句：

1. 1. The patient's urine output has decreased significantly due to theurethral compression.
   由于尿道压缩，患者的尿量显著减少。
2. 2. Urethralcompression is a common cause of urinary retention in children.
   尿道压缩是儿童尿潴留的常见原因。
3. 3. During surgery,it is important to avoid urethral compression to prevent complications.
   在手术期间，避免尿道压缩以防止并发症是很重要的。