excretoryWiktionary 原文构词拆分excrete词根/词干+-ory后缀Added to nouns and verbs (often Latinate) to form adjectives meaning “of”, “pertaining to”, or “serving for”.词源说明From excrete + -ory.释义（英文）形容词 AdjectiveOf, or relating to excretion.名词 NounA duct that helps to receive and excrete matter.词族派生词（3）excretorilyexcretory systemnonexcretory