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A variation of a gene can influence people's social behavior.
基因的变异会影响人们的社会行为。
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Language variation is a widespread social phenomenon in a language.
语言变异是一种普遍存在的社会语言现象。
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Language variation is a widespread social phenomenon in a language.
语言变异是一种普遍存在的社会语言现象。
youdao