| 单词 | protein-free | 
| 释义 | > as lemmasprotein-free   protein-free adj. ΚΠ 1908    Proc. Royal Soc. B. 80 406  				The preparation of protein-free antitoxin by digesting antitoxic serum with trypsin. 2004    Jrnl. Biotechnol. 108 288/2  				Cells grown in our serum-free medium formulation can rapidly and easily be adapted to a completely protein-free medium formulation. < as lemmas | 
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