The function of the kidneys is to excrete waste products. 腎臟的功能是排泄代謝廢物。
It is a tribute to the capacity of the kidneys to excrete alkali. 這對腎臟排堿功能是個負(fù)擔(dān)。
One of the original bugs had undergone a mutation that caused it to excrete acetate, an organic chemical. 其中一個初始的細(xì)菌經(jīng)歷了一次變異，分泌出了一種有機(jī)化學(xué)物質(zhì)乙酸酯。
常用短語
Certain plants excrete sweet juice.
出自：C. Darwin
Some drugs are..quickly and easily excreted.
出自：P. Parish
Squids..excrete their ink in order to repel predators.