英语词汇“umbra”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	umbra
释义	Word Frequency umbra (ˈʌmbrə) nounWord forms: plural -brae (-briː) or -bras 1. a region of complete shadow resulting from the total obstruction of light by an opaque object, esp the shadow cast by the moon onto the earth during a solar eclipse 2. the darker inner region of a sunspot Compare penumbra Derived forms umbral (ˈumbral) adjective Word origin C16: from Latin: shade, shadow
随便看	in arrears in articles inarticulacy inarticulate inarticulately inarticulateness inarticulation inartificial inartificially inartistic inartistically inasmuch inasmuch as in a suddenty in at inattention inattentive inattentively inattentiveness in at the death in at the kill inaudibility inaudible inaudibleness inaudibly

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