• 科学解释细长状叶子的形成原因

    09-11-24 Applied mathematicians(应用数学家) dissected the morphology(形态学) of the plantain lily(玉簪花) (Hosta lancifolia), a characteristic long leaf with a saddle-like arc(弧) midsection(中央部分,腹部) and closely packed ripples(涟漪,皱纹)...

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