“evening twilight”的概念、定义、翻译、参考文献-科学参考

单词	evening twilight
释义	evening twilight [¦ev·niŋ `twī´līt] ^ASTRONOMY The period of time between sunset and darkness.
随便看	O antigen oasis OASM system oat oatmeal paper O attenuator OBA OB association obclavate obcordate obdiplastemonous obduction obelion obelisk Obermayer's reagent Oberon oberwind obese obfuscation object object code object computer object contrast object deck object glass

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