放射对称
- 网络radial symmetry;Radical Ssymmetry;RadicalSymmetry
放射对称-
包含例如海星海胆和海黄瓜等的放射对称的海生无脊椎动物。
Radially symmetrical marine invertebrates including e.g.starfish and sea urchins and sea cucumbers .
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海生无脊椎动物，管状足，覆有方解石的身体分五部分呈放射状对称。
Marine invertebrates with tube feet and calcite-covered five-part radially symmetrical bodies .
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因此能量是呈放射状的，对称的，等效全向的辐射，向各个方向，因此很简单。
And so that energy goes out radially , symmetrically , isotropically in all directions , and so it 's very easy .