cross over

• n.
  • the interchange of sections between pairing homologous chromosomes during the prophase of meiosis

    同义词： crossing over crossover

  • a voter who is registered as a member of one political party but who votes in the primary of another party

    同义词： crossover voter crossover

  • the appropriation of a new style (especially in popular music) by combining elements of different genres in order to appeal to a wider audience

    同义词： crossover

  • a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other

    同义词： crossing crosswalk crossover

以上来源于: WordNet