superstratum[ˌsju:pəˈstreitəm]

n.上层，表层，上层语言

• seirocco
• seisin
• seismic array
• seismic belts(或seismic zones)
• seismic profile
• seismic survey
• seismic waves
• seismic zones
• seismograph(或seismometer)
• seismology
• seismometer
• sei whale(或 sardine whale、rudolphi's rorqual)
• seiyukai
• seize
• seized
• sekhet(或sekhmet)
• sekondi-takoradi
• selaginella(或spike moss)
• selangor
• selby
• selden，john
• seldom
• select
• selective service
• selene