urine 英[?jr?n] 美[?j?r?n]
n. 尿; 小便; 下泉;

[例句]Calcium is excreted in the urine and stools.

钙通过尿液和粪便排出体外。
urine
[英][?j?r?n][美][?j?r?n]
n.尿; 小便;
eg Urine was used for tanning leather and in the making of saltpetre, an important component of gunpowder.
小便被用来硝制皮革及制作硝酸铵,同时也是火药的一种重要成分。


