| 释义 | 
		Noun: Sills- United States operatic soprano (born in 1929)
  - Beverly Sills, Belle Miriam Silverman  Noun: sill  sil- Structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure 
 - (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock
 
 Type of: rock, soprano, stone, structural member Encyclopedia: Sills  Sill |