n.（动植物的）排泄，排泄物； 变形： 复数：excretions 英英释义： excretion[ ek'skri:ʃən ]n.the bodily process of discharging waste matter同义词：eliminationevacuationexcretingvoidingwaste matter (as urine or sweat but especially feces) discharged from the body同义词：body wasteexcretaexc