英语词汇人种改良是什么意思，人种改良的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	人种改良
释义	DEFINITIVE EXAMPLES 权威例句Eugenics was the central, and most controversial, part of his social philosophy.人种改良学是他的社会哲学的中心，也是最有争议的部分。剑桥国际
随便看	heating means heating medium heating medium for high temperature heating medium inlet heating medium outlet heating member heating of contact heating oil heating oil heating or cooling medium heating oscillator heating oven heating pad heating pad heating panel heating pattern heating pipe heating plant heating plant heating plate heating power heating rate heating resistance heating rod heating source

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