英语词汇“stone canal”是什么意思，“stone canal”的读音、用法及例句翻译-烛光网

词汇	stone canal
释义	stone canaln.（名词） A calcareous duct in echinoderms that leads from the madreporite to a ring-shaped canal around the mouth.石管：棘皮动物体内由筛板通向口部附近环状管道的钙质的导管
随便看	apprise apprise apprised apprises apprising apprize apprize apprized apprizes apprizing approach approach approachable approached approaches approaching approbate approbated approbates approbating approbation approbations appropriable appropriate appropriate

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