| 单词 | perisperm |
| 释义 | Word Frequency perisperm(ˈpɛrɪˌspɜːm) noun the nutritive tissue surrounding the embryo in certain seeds, and developing from the nucellus of the ovule Derived forms perispermal (ˌperiˈspermal) or perispermic (ˌperiˈspermic) adjective |
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