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periostracum

英 /ˌperɪˈɒstrəkəm/美 /ˌperiˈɑːstrəkəm/
  • n.
    角质层
复数periostraca

双语例句

  1. Hair furcation because the surface layer (or periostracum) of hair stem has been already damaged.
    头发分叉是因为毛干的表层(或角质层)已经损坏。
  2. When the hair periostracum starts breakage, internal at the time that fiber exposed, the hair would become dry.
    当头发角质层开始破坏，内部纤维暴露的时候，头发就会变得干燥。
  3. Treating the sample of periostracum cicada with suspension technique, calcium, manganese and zinc were successfully determined by FAAS.
    以悬浮液技术处理样品，用火焰原子吸收光谱法成功地测定了蝉蜕中的钙、锰、锌。

网络短语

  • periostracum cicadae
    蝉衣；蝉蜕
  • PERIOSTRACUM SERPENTIS
    蛇蜕
  • Periostracum Cicada
    蝉蜕；蝉衣
  • Snake Slough Periostracum Serpentis
    射干粉末
  • sfrpentis periostracum
    蛇退皮

同义词

n.
cuticlestratum corneum
[无脊椎]角质层

英英释义

  • The periostracum is a thin organic coating or "skin" which is the outermost layer of the shell of many shelled animals, including molluscs and brachiopods. Among mollusks it is primarily seen in snails and clams, i.