英语词汇“civil twilight”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	civil twilight
释义	civil twilight noun : the period after sunset or before sunrise ending or beginning when the sun is about 6 degrees below the horizon and during which on clear days there is enough light for ordinary outdoor occupations
随便看	tung tree tungus tunguse tungusian tungusic tunguz tunic tunic tunica tunica tunica albuginea tunica-corpus theory tunican tunicary tunicata tunicate tunicated tunica vaginalis tuniced tunic flower tunicin tunicked tunicle tunics tuning

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