binomial coefficient
柯林斯词典
1. N any of the numerical factors which multiply the successive terms in a binomial expansion; any term of the form n!/(n–k)!k!: written (), , or 二项系数[maths]
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1. N any of the numerical factors which multiply the successive terms in a binomial expansion; any term of the form n!/(n–k)!k!: written (), , or 二项系数[maths]