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纽结理论 /niǔjié lǐlùn/ meaning in English

ChineseEnglish
纽结理论 /niǔjié lǐlùn/ noun

knot theory(branch of topology)
noun
[UK: nɒt ˈθɪə.ri] [US: ˈnɑːt ˈθɪ.ri]