4 sentences

1. 她的尿液呈棕色多久了？

   tā de niào​yè chéng zōng​sè duō​jiǔ le?

   How long has her urine been brown?

   Source: OpenSubtitles

2. 膀胱是人体储存尿液的器官。

   páng​guāng shì rén​tǐ chǔ​cún niào​yè de qì​guān.

   The bladder is the organ in the human body that stores urine.

   Source: Dong Chinese Dictionary

3. 我需要你的头发和尿液样本。

   wǒ xū​yào nǐ de tóu​fa hé niào​yè yàng​běn.

   I'll need hair and urine samples from you.

   Source: OpenSubtitles

4. 狮子会通过尿液的气味来划定自己的地盘。

   shī​zi huì tōng​guò niào​yè de qì​wèi lái huà​dìng zì​jǐ de dì​pán.

   Lions mark their territory using the scent of their urine.

   Source: Dong Chinese Dictionary