英语词汇escalator的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	escalator
词根词缀	Online Etymology Dictionary escalator n. 1900, American English, trade name of an Otis Elevator Co. moving staircase, coined from escalade + -ator in elevator. Figurative use is from 1927.
随便看	seleni- selenio- selenium seleno- selenocentric selenograph selenographer selenology seleno-, selen- selen, seleno, seleni Seleucid -self self self- self-absorbed self-abuse self-actualization self-addressed self-aggrandizing self-appointed self-perception self-perfection self-pity self-portrait self-possession

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