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单词
ring vessel
释义
ring vessel
ring vessel
[
′riŋ ‚ves·əl
]
(invertebrate zoology)
A part of the water-vascular system in echinoderms; it is the circular canal around the mouth into which the stone canal empties, and from which a radial water vessel traverses to each of five radii.
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更新时间:2025/7/1 3:04:29