单词	lunch counters
释义	同lunch counter
随便看	harmonic amplitude harmonic analyser harmonic analysis harmonic analysis method harmonic analysis of tide harmonic analyzer harmonic antenna harmonicas harmonic attenuation harmonic average harmonica à bouche harmonica à bouche {fr.} harmonic balance harmonic balance method harmonic balancer harmonic bass harmonic bias harmonic biota harmonic blocking relay harmonic body force harmonic boundary harmonic bunching harmonic cancellation harmonic capacitor harmonic center