un·der·ly·ing /-ˌlaɪɪŋ/ 形容詞
1. Lying under or beneath; as, the underlying strata of a locality.
2. Hence: Fundamental; basic; as, underlying principles; underlying causes.
v 1: be or form the base for
2: lie underneath
[also: underlying, underlay, underlain]
adj 1: in the nature of something though not readily apparent;
"shortcomings inherent in our approach"; "an
underlying meaning" [syn: implicit in(p), inherent]
2: located beneath or below
3: being or involving basic facts or principles; "the
fundamental laws of the universe"; "a fundamental
incompatibility between them"; "these rudimentary truths";
"underlying principles" [syn: fundamental, rudimentary]