echinoderm

1. Echinoderm having a flexible sausage-shaped body, tentacles surrounding the mouth and tube feet; free-living mud feeders: sea cucumbers.
   身体灵活形如香肠的棘皮动物；触须分布在嘴和管状脚的周围；自由生活的泥地食客：海参。
2. "echinoid: an echinoderm of the class Echinoidea, which includes the sand dollars and sea urchins."
   “海胆：一种属于海胆纲的棘皮动物，包括沙钱和海胆.”
3. The echinoderm biomass in the fine sediments area in higher, the species diversity in the coarse sediments area is higher.
   细颗粒沉积区中生物量较高，而粗颗粒沉积区种类多样性较高。
4. A Primarily Research on Echinoderm in the Watershed Around Guangxi Islands
   广西海岛周围水域的棘皮动物资源调查
5. This showed that the weaker oxidation region of the area is suitable for Echinoderm and Polychaeta growth. Scheme for Preparing Schrodinger Cat States in the Strong Excitation Regime of the Ion Trap
   较强氧化区次之；在离子阱强激发区制备薛定谔猫态的方案
6. The echinoderm biomass in this area ( 6.18g/ m~ 2) is higher than that in the South China Sea and the East China Sea.
   全区棘皮动物生物量6.18g/m~2，均较南海和东海的高；

noun

1. marine invertebrates with tube feet and five-part radially symmetrical bodies