| 单词 | pepsin | 
| 释义 | pep·sin also   pep·sine    (pĕpsĭn)n. 1.  A digestive enzyme found in gastric juice that catalyzes the breakdown of protein to peptides. 2.  A substance containing pepsin, obtained from the stomachs of hogs and calves and used as a digestive aid. [Greek pepsis, digestion (from peptein, to digest; see  pekw- in the Appendix of Indo-European roots) + -IN.]  | 
	
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