资料来源 : pyDict

[无线电] 外差式的

资料来源 : WordNet®

heterodyne
     adj : of or relating to the the beat produced by heterodyning two
           oscillations

heterodyne
     v : combine (a radio frequency wave) with a locally generated
         wave of a different frequency so as to produce a new
         frequency equal to the sum or the difference between the
         two