| 单词 | 几丁质 |
| 释义 | 〔hypodermis〕An epidermal layer of cells that secretes an overlying chitinous cuticle, as in arthropods.分泌几丁质的细胞：皮下细胞层，比层细胞隐匿一层全面覆盖的分泌几丁质的角质层，与类人猿中的情形一样〔crustacean〕Any of various predominantly aquatic arthropods of the class Crustacea, including lobsters, crabs, shrimps, and barnacles, characteristically having a segmented body, a chitinous exoskeleton, and paired, jointed limbs.甲壳纲动物：任一种甲壳纲的数量占优的水生节肢动物，包括有螯虾、蟹、虾和藤壶等，其特征是具有节状身体、几丁质的外骨骼以及成对的、有关节的脚〔glucosamine〕An amino derivative of glucose, C6H 13NO 5, that is a component of many polysaccharides and is the basic structural unit of chitin. 胺基葡萄糖，葡糖胺：葡萄糖的胺基衍生物，C6H 13NO 5，是很多多糖的组成成分和几丁质的基本结构单位 〔chitin〕A tough, protective, semitransparent substance, primarily a nitrogen-containing polysaccharide, forming the principal component of arthropod exoskeletons and the cell walls of certain fungi.几丁质：一种基本上为含氮多聚糖的保护性半透明坚硬物质，是节肢动物外骨骼和某些真菌细胞壁的主要组成部分 |
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