单词 | Baily's beads |
释义 | Bai·ly's beads ![]() pl.n. Dots or patches of sunlight visible along the edge of the darkened moon's disk in the seconds before and after totality during a full solar eclipse, caused by sunlight passing through valleys in the moon's uneven topography. [After Francis Baily (1774-1844), British astronomer who first observed them in 1836.] ![]() total solar eclipse August 11, 1999 |
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