spectator

n.旁观者；参观者

species, specific, specific gravity, specifically, specification, specificity, specify, specimen, specious, speciously, speciousness, speck, speckle, speckled, specs, spectacle, spectacled, spectacles, spectacular, spectacularly, spectator sports, spectral, spectre (US specter), spectro-, spectrometer, spectroscope, spectroscopic, spectrum, speculate, speculate on, speculation, speculation about, speculative, speculator, sped, speech, speech therapist, speech therapy, speech-day, speechify,