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单词 exine
释义

exine

noun

ex·​ine ˈek-ˌsēn How to pronounce exine (audio)
-ˌsīn
: the outer of the two major layers forming the walls of some spores and especially pollen grains

Word History

Etymology

International Scientific Vocabulary ex- + in- fibrous tissue, from Greek in-, is tendon

First Known Use

1839, in the meaning defined above

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更新时间:2024/12/23 22:37:22