| 单词 | 针状物 |
| 释义 | 〔acicula〕A slender, needlelike part or structure, such as the spines or bristles of some plants and animals and the crystals of certain minerals.针，刺：针状物，如动物和植物上的脊椎或刺毛和某些矿物的结晶体〔echidna〕Any of several nocturnal, burrowing, egg-laying mammals of the generaTachyglossus and Zaglossus of Australia, Tasmania, and New Guinea, having a spiny coat, slender snout, and an extensible sticky tongue used for catching insects. Also called spiny anteater 针鼹：任一种夜间活动的针鼹属 和 原针鼹属 的穴居卵生哺乳动物，生活在澳大利亚、塔斯马尼亚和新几内亚，外皮带针状物，吻细长，舌带粘液并可伸缩，可用来捕获昆虫 也作 spiny anteater〔sponge〕Any of numerous aquatic, chiefly marine invertebrate animals of the phylum Porifera, characteristically having a porous skeleton composed of fibrous material or siliceous or calcareous spicules and often forming irregularly shaped colonies attached to an underwater surface.海绵：一种水栖的海绵纲的无脊椎海生动物，其特征是具有同纤维物质或硅质或钙的针状物组成的多骨架，通常形成不规则的簇丛，贴在海底地面 |
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