eliminator：消除者，消除器 

词根词缀：e-出 + -limin-界限 + -ator名词词尾

• straggly
• straight
• straightaway
• straighten
• straightforward
• straightway
• strain
• strained
• strainer
• strait
• straitened
• straitjacket
• strand
• strange
• stranger
• strangle
• strangled
• stranglehold
• strangler
• strangulation
• strap
• strap-hanger
• strapless
• strapping
• stratagem