geotropism

英 [,dʒiːə(ʊ)'trəʊpɪz(ə)m]
  • n. [植] 向地性;屈地性
geotropism
«
1 / 3
»
geotropism (n.)
"growth downward," 1874, from geo- "earth" + -trope "a turn, direction" (see trope), translating German Geotropismus (1868), which was coined in 1868 by German botanist Albert Bernhard Frank (1839-1900). Related: Geotropic.
1. The main stems of a plant show negative geotropism as they grow upwards.
植物茎往上长时表现出负向地性.

来自辞典例句