英语词汇“black drop”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	black drop
释义	Definition of black drop in English: black drop noun ˌblak ˈdrɒp 1Medicine. In singular or (rare) plural A dark-coloured liquid medicine composed of opium in vinegar or verjuice with various spices. Now historical. 2Astronomy. A dark elongation of a planet's disc observed at the start and finish of solar transits of Venus and Mercury when the disc of the planet is just inside and touching the edge of the sun's disc, so that the planet briefly has a pear-shaped appearance elongated towards the sun's edge. Origin Early 19th century; earliest use found in The Caledonian Mercury. From black + drop. Definition of black drop in US English: black drop nounˌblak ˈdrɒp 1Medicine. In singular or (rare) plural A dark-coloured liquid medicine composed of opium in vinegar or verjuice with various spices. Now historical. 2Astronomy. A dark elongation of a planet's disc observed at the start and finish of solar transits of Venus and Mercury when the disc of the planet is just inside and touching the edge of the sun's disc, so that the planet briefly has a pear-shaped appearance elongated towards the sun's edge. Origin Early 19th century; earliest use found in The Caledonian Mercury. From black + drop.
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英语词典包含464360条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

　

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更新时间：2025/2/25 21:34:44