- sacred
- safeguard
- salute
- salvation
- saturate
- scar
- scent
- sceptical
- scorn
- scramble
- scrap
- scrub
- scrutiny
- sculpture
- seam
- seemingly
- segregate
- sensation
- sentiment
- sergeant
- serial
- setback
- shabby
- shaft
- shark
- shatter
- shepherd
- shipment
- shove
- shove off
- shrub
- shutter
- shuttle
- siege
- sieve
- signify
- silicon
- simulate
- simultaneous
- sip
- situated
- skeleton
- skeptical
- skip
- skull
- slack
- slash
- slaughter
- slick
- slogan
- slot
- slot
- slum
- slump
- smuggle
- snack
- sneak
- sniff
- sniff out
- sober
- sociology
- solicitor
- solidarity
- solitary
- solo
- soluble
- sovereign
- spacious
- sparkle
- speciality
- specialty
- specification
- spectacle
- spectator
- spectrum
- spice
- spine
- spiral
- splash
- sponge
- sponge off
- spouse
- sprinkle
- spy
- squad
- stab
- stab in the back
- stabilise
- stability
- stabilize
- stagger
- staircase
- stalk
- stall
- staple
- startle
- statesman
- stationary
- stereo
- stereotype
- stimulus
- stitch
- straightforward
- strand
- stray
- streamline
- stride
- strive
- stroll
- stubborn
- stumble
- stumble on
- stump
- stun
- sturdy
- subjective
- submarine
- subordinate
- stern
- stern
- surpass
- subscribe
- subsidiary
- subsidy
- subtle
- successor
- sue
- suffice
- suffice it to say that
- suite
- sulfur
- sulphur
- superintendent
- superiority
- supersonic
- supervise
- supplementary
- suppress
- surge
- surgeon
- susceptible
- suspension
- suspicious
- swamp
- swap
- symmetry
- symphony
- symposium
- syndrome
- synthesis
大学英语六级单词单词大全〔S 〕课程包含150个英语单词词汇。