一旦经泌尿系感染上行至肾脏将会造成永久性的损害肾脏感染常见的症状有发热、恶心、呕吐、一侧的腰背痛。

But when it spreads to the kidneys it can cause permanent damage. Signs of a kidney infection include fever nausea vomiting and pain in one side of the lower back.

youdao

若白内障较大而致密，且位于一侧眼球的晶体正中，这种情况更容易造成永久性的视力丧失。

Large, dense cataracts present from birth in the middle of the lens that affect only one eye are more likely to cause permanent vision loss.

youdao

偏头痛会造成头的一侧周期性头痛，持续时长可达4个多小时。

Migraine causes recurrent headaches on one side of the head that last for more than four hours.

youdao