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二项式系数
二項式係數
èrxiàngshìxìshù
1. a binomial coefficient (math.)
2. the number of combinations

Character Breakdown

二
èr
two; twice
HSK 1 2 丶
项
xiàng
neck, nape; item; a term in an equation
HSK 5 9 丶
式
shì
formula, pattern, rule, style, system
HSK 4 6 丶
系
xì
system; line, link, connection
HSK 1 7 丶
数
shù
count, number, several
HSK 3 13 丶

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