二重: two-fold; double数列: progression; series; a serie ...重数: multiple numbers; multiplicity; tuple数列: progression; series; a series of numbers arranged according to a certain rule相重数: multiplicity重数,验票: vote recount分集重数: order of diversity根的重数: multiplicity of a root几何重数: geometric multiplicity交点重数: multiplicity of intersections括号重数: parenthesis nesting零点的重数: order of zeros零点相重数: order of zeros三重数积: triple scalar product三重数组: number triple无穷重数: infinite multiplicity相交重数: intersection multiplicity二重唱;二重奏: duet参数列: argument list契数列: fibonacci式数列: fibonacci氏数列: fibonacci数列(数组): sequence数列,级数: series数列,阵: array