pedigree cattlepure breed cattlepurebred cattle
... 纯种分离: axenic isolation 纯种牛: pedigree cattlepure breed cattlepurebred cattle 纯种性: genuineness of strain ...
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pedigree cattlepure breed cattlepurebred cattle
纯种牛，纯种牛
以上为机器翻译结果，长、整句建议使用 人工翻译 。