英语词汇auroral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	auroral
词根词缀	词源： 1550s, "pertaining to dawn," from aurora (q.v.). Meaning "of the color of dawn" is from 1827; "of the aurora" from 1828.
随便看	racy rad radar radial radiant radiate radiation radiator radical radicle radio radioactive radio-carbon radiolarian radiology radish radium radius radix radon R.A.F. raffia raffish raffle rafflesia

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