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seed leaf

/ˈsiːd liːf/

翻译: 子叶是种子萌发时最先长出的第一片叶或第一对叶,为发育中的植物提供最初的养分。

1 个条目

phrase

/ˈsiːd liːf/C1formalscientific
  • zh子叶是种子萌发时最先长出的第一片叶或第一对叶,为发育中的植物提供最初的养分。

A seed leaf, also known as a cotyledon, is the first leaf or pair of leaves that emerge from a seed during germination, providing initial nutrients to the developing plant.

  1. CotyledonB2formal

    The first leaf or pair of leaves that appear from a seed, providing stored food for the developing plant.

    zh子叶

    • The seed leaf emerged from the soil after a few days.
    • Botanists study the structure of the seed leaf to understand plant development.
    • The seedling's seed leaf was larger than its true leaves.