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单词 geotropism
释义

geotropism

/dʒɪˈɒtrəpɪzəm/
noun
mass noun
Botany the growth of the parts of plants in response to the force of gravity. The upward growth of plant shoots is an instance of negative geotropism; the downward growth of roots is positive geotropism.
【植】向地性。
派生词

geotropic

adjective
词源
late 19th cent.: from GEO- 'earth' + Greek tropē 'turning' + -ISM.
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更新时间:2025/6/3 12:29:07