“look-back time”的概念、定义、翻译、参考文献-科学参考

单词	look-back time
释义	look-back time [`lu̇k ´bak ´tīm] ^ASTRONOMY The time in the past at which the light now being received from a distant object was emitted.
随便看	meniscus lens meniscus-Schmidt telescope Menispermaceae men-, meno- menometrorrhagia menopause menoplania Menoponidae menorrhagia menorrhalgia menorrhea menostasis menostaxis menses menstrual age menstrual cycle menstrual period menstruate menstruation menstruum mensuration mental mental aberration mental adjustment mental age

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