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生物学是一门既古老又现代的学科。说它古老,是因为在很久以前我们的祖先就注意到了一系列的生命现象,并把它们用于为人类服务;谓之现代,是由于在科技高度发
Biology is an ancient and modern discipline. It is old because it was long ago that our ancestors noticed a series of life phenomena and used them to serve humanity;