释义 |
in·variant I. \“+\ noun Etymology: in- (I) + variant : a constant factor : one that does not change; specifically : a mathematical expression or magnitude that remains unchanged under prescribed or implied conditions II. adjective Etymology: in- (I) + variant 1. : constant, unchanging, unvarying, universal < 16 subjects were presented, on 4 successive days, with 300 invariant stimuli — Biological Abstracts > < basic human emotions … are invariant — H.B.Parkes > specifically : unaffected by the group of mathematical operations under consideration 2. : having no degree of freedom — used of a physical-chemical system; compare phase rule |