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单词 hydrospire
释义

hydrospire

noun

hy·​dro·​spire
"+ˌ-
: a flattened calcareous pouch or tube on either side of the middle line of the inner surface of the ambulacra of a blastoid, located within the cavity of the calyx, opening on the exterior by a small aperture, and presumed to form part of the respiratory system
hydrospiric
¦⸗⸗¦spīrik
adjective

Word History

Etymology

hydr- + spire (coil)

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更新时间:2025/2/7 16:13:01