noun🔗Share蒴齿，口缘。 One or two rings of tooth-like appendages surrounding the opening of the capsule of many mosses."The tiny, tooth-like peristome around the moss capsule's opening helps it release spores when the air is dry. "苔藓蒴果开口周围微小的、牙齿状的蒴齿有助于它在空气干燥时释放孢子。biologyplantnatureorganismChat with AIVocabulary GamePractice Reading
noun🔗Share口缘，口周。 The parts of or surrounding the mouths of numerous invertebrates."The scientist carefully examined the snail's peristome to identify its species. "科学家仔细检查了蜗牛的口缘，以此来鉴定它的种类。anatomybiologyorganismanimalpartfunctionChat with AIVocabulary GamePractice Reading
noun🔗Share壳唇，口缘。 The lip, or edge of the aperture, of a spiral shell."The tiny snail's peristome was delicately curved, giving the shell a finished, elegant look. "这只小蜗牛的壳唇弯曲精巧，使整个贝壳显得精致优雅。animalbiologypartChat with AIVocabulary GamePractice Reading
