interradial nexus [无脊椎] 径间脉络
interradial region 辐射间区
interradial plexus 辐射间丛
interradial tentacle 间辐触手
oral interradial area 口面间辐区 ; 口面间辐射区
interradial area 间辐区
ADJ situated between two radii or rays, esp between the radii of a sea urchin or similar animal (尤指海胆等动物)间辐的
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