gymnosperm是什麼意思 gymnosperm的用法 gymnosperm怎麼讀

gymnosperm

英 ['dʒɪmnə(ʊ)spɜːm]

n. [植] 裸子植物

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英語詞源

gymnosperm (n.)

1836, from French gymnosperme

and Modern Latin gymnospermae (plural, 17c.), literally "naked seed" (i.e., not enclosed in an ovary), from gymno- "naked" + sperma "seed" (see sprout (v.)). Related: Gymnospermous.

權威例句

1. Gymnosperm A general term for any seed plant except the angiosperms, characterized by bearing naked seeds.

裸子植物:被子植物以外的種子植物統稱裸子植物, 以種子裸露爲特徵.

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