urine: [14] Urine comes via Old French urine from Latin ūrīna, which may be related to Greek oúron ‘urine’ (source of English urea [19], ureter [16], urethra [17], and uric [18]) and Sanskrit varsa- ‘rain’. Urinal [13] comes from the late Latin derivative ūrīnālis.
urine (n.)
c. 1300, from Old French orine, urine (12c.) and directly from Latin urina "urine," from PIE *ur- (cognates: Greek ouron "urine"), variant of root *we-r- "water, liquid, milk" (cognates: Sanskrit var "water," Avestan var "rain," Lithuanian jures "sea," Old English wær, Old Norse ver "sea," Old Norse ur "drizzling rain"), related to *eue-dh-r (see udder).
中文解释
urine 【音似“your rain, you rain, you're rain”，你下的雨（这个自己想的）】尿
实用例句
1. Urine is sterile.
尿液是无菌的。
来自柯林斯例句
2. Calcium is excreted in the urine and stools.
钙通过尿液和粪便排出体外。
来自柯林斯例句
3. The little boy couldn't contain his urine any longer.
这个小孩再也忍不住小便了.
来自《简明英汉词典》
4. These wastes are finally eliminated from the body in the urine.