- a fringe of pointed teeth surrounding the opening of a moss capsule
- any of various parts surrounding the mouth of invertebrates, such as echinoderms and earthworms, and of protozoans
单词 | peristome |
释义 | WordReference Random House Unabridged Dictionary of American English © 2024 per•i•stome (per′ə stōm′),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: peristome /ˈpɛrɪˌstəʊm/ n
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