rejuvenator：使(恢)复青春的人；(电子管等)复活器；再生器；复壮剂；破皮机，破壳机；松土器[化]嫩化剂 

词根词缀：re-再 + -juven-年轻,年少 + -ator名词词尾

• lisle
• lisp
• lissome
• list
• listed building
• listen
• listenable
• listening post
• listeria
• listless
• litany
• litchi
• lite
• literacy
• literal
• literalism
• literalize
• literally
• literary
• literate
• literati
• literatim
• literator
• literature
• lithe