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welwitschia

/wɛlˈwɪtʃ.i.ə/

翻译: 一种生长在非洲西南部干旱地区的奇特植物,具有短而像萝卜的粗茎、深长的直根和两片巨大、常存、木质化、带状的叶子;被视为早已消失的植物区系的活化石,有些个体的年龄估计在700至5000年之间。

1 个条目

noun

/wɛlˈwɪtʃ.i.ə/C2formalscientific
  • zh一种生长在非洲西南部干旱地区的奇特植物,具有短而像萝卜的粗茎、深长的直根和两片巨大、常存、木质化、带状的叶子;被视为早已消失的植物区系的活化石,有些个体的年龄估计在700至5000年之间。

A curious plant of arid regions of southwestern Africa, with a short, turnip-like trunk, a deep taproot, and two large, persistent, woody, straplike leaves; considered a living relic of a long-disappeared flora, with some specimens estimated to be 700–5000 years old.

  1. Desert plant speciesC2formalscientific

    A unique plant from the arid regions of southwestern Africa, known for its large, persistent, strap-like leaves and a thick, turnip-like trunk with a deep taproot. It is considered a living fossil, with some specimens estimated to be between 700 and 5000 years old.

    zh千岁兰

    • The welwitschia is one of the most unusual plants in the world, found only in the Namib Desert.
    • Botanists study the welwitschia to understand how it survives in extreme arid conditions.
    • Some welwitschia plants are believed to be over a thousand years old.