释义 |
hy·dro·spire \“+ˌ-\ noun Etymology: hydr- + spire (coil) : 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 • hy·dro·spi·ric \| ̷ ̷ ̷ ̷|spīrik\ adjective |