ex-, 向外。-cre, 分开，词源同crime, crisis,discriminate. 委婉语，即从人体排出之物。

1. Your open pores excrete sweat and dirt.

通过张开的毛孔排出汗液和污垢。

来自柯林斯例句

2. The function of the kidneys is to excrete wastes from the body.

肾的功能是排泄人体里的废物.

来自《简明英汉词典》

3. The function of the kidneys is to excrete waste products.

肾脏的功能是排泄代谢废物.

来自辞典例句

4. It is a tribute to the capacity of the kidneys to excrete alkali.

这对肾脏排碱功能是个负担.

来自辞典例句

5. Many microorganisms synthesize and excrete compounds which are selectively toxic to other microorganisms.

许多微生物能合成并分泌一些对其它微生物具选择性毒力的化合物.

来自辞典例句