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ptyalin

XDict

n. 唾液淀粉酶

PyDict

唾液淀粉□

WordNet (r) 3.0 (2006) (WordNet)

ptyalin
n 1: an amylase secreted in saliva

The Collaborative International Dictionary of English v.0.48 (gcide)

ptyalin \pty"a*lin\ (t[imac]"[.a]*l[i^]n), n. [Gr. pty`alon
spittle. See {Ptyalism}.] (Physiol. Chem.)
An unorganized amylolytic ferment, on enzyme, present in
human mixed saliva and in the saliva of some animals.
[1913 Webster]

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