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单词 chi
释义 chi
n. the twenty-second letter of the Greek alphabet (X).
Phrases and idioms
chi-rho a monogram of chi and rho as the first two letters of Greek Khristos Christ. chi-square test a method of comparing observed and theoretical values in statistics.
Etymology: ME f. Gk khi
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更新时间:2025/3/10 17:22:30