原肾管 yuánshènguǎn protonephridium Definitions Defs Origin Strokes Stroke Words Sentences Sents 原肾管 原腎管 yuánshènguǎn protonephridium protonephridium; a network of dead-end tubules used for excretion in certain invertebrates such as flatworms Frequency Written text 0.001 per million Sources Frequency data BCC Corpus (BLCU)
原肾管 原腎管 yuánshènguǎn protonephridium protonephridium; a network of dead-end tubules used for excretion in certain invertebrates such as flatworms Frequency Written text 0.001 per million Sources Frequency data BCC Corpus (BLCU)
