The purine and pyrimidine may be complexed with a sugar to produce a nucleoside.
嘌呤和嘧啶可以同一个糖复合，产生一个核苷。
Human language is typically complexed and should be studied with the complexity method.
语言本身是复杂事物，必须用复杂性方法来研究。
Human language is typically complexed and should be studied with the complexity method.
语言本身是复杂事物，必须用复杂性方法来研究。
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