pepsin
演变路径（由近及远）
原始词根
原始印欧语 *pekʷ-
词源说明
From German Pepsin, corresponding to Ancient Greek πέψις (pépsis, “digestion”) + -in.
释义（英文）
名词 Noun
- (biochemistry) A digestive enzyme that chemically digests, or breaks down, proteins into shorter chains of amino acids.