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root hair

/ˈruːt hɛər/

翻译: 植物根部表皮细胞向外伸出的细长管状突起,形似细毛,主要功能是吸收土壤中的水分和矿物质。

1 个条目

phrase

/ˈruːt hɛər/C1formalscientific
  • zh植物根部表皮细胞向外伸出的细长管状突起,形似细毛,主要功能是吸收土壤中的水分和矿物质。
  1. Plant root structureB2formal

    A thin, hair-like outgrowth from the root of a plant that absorbs water and minerals from the soil.

    zh根毛

    • Root hairs increase the surface area of the root for better absorption.
    • The plant's root hairs take up water and nutrients from the soil.
    • Under a microscope, root hairs appear as tiny extensions of the root cells.