(botany) fringe of toothlike appendages surrounding the mouth of a moss capsule
region around the mouth in various invertebrates
peristome详细解释
per.i.stome n.（名词）Botany A fringe of toothlike appendages surrounding the mouth of a moss capsule.【植物学】 孢蒴齿：围在苔藓或苞蒴口周围的皱褶状或齿状附加物Zoology The area or parts around the mouth in certain invertebrates.【动物学】 口缘：某些无脊椎动物口部周围地区 【引伸】 per.isto.mal
