不完善的静脉网络产生于15- 25岁之间，虽然没有常见的严重症状且不影响正常生活，但是有时可使睾丸疼痛和损伤。

The networks of faulty veins usually develop between the ages of 15 and 25. They are often harmless and lead to no serious symptoms, but can at times cause pain and damage the testis.

youdao

不完善的静脉网络产生于15- 25岁之间，虽然没有常见的严重症状且不影响正常生活，但是有时可使睾丸疼痛和损伤。

The networks of faulty veins usually develop between the ages of 15 and 25. They are often harmless and lead to no serious symptoms, but can at times cause pain and damage the testis.

youdao