| 单词 | nephridium |
| 释义 | Word Frequency nephridium(nɪˈfrɪdɪəm) nounWord forms: plural -ia (-ɪə) a simple excretory organ of many invertebrates, consisting of a tube through which waste products pass to the exterior Derived forms nephridial (neˈphridial) adjective Word origin C19: New Latin: little kidney |
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