单词 | Mason-Dixon line |
释义 | Mason-Dixon line /may"seuhn dik"seuhn/ the boundary between Pennsylvania and Maryland, partly surveyed by Charles Mason and Jeremiah Dixon between 1763 and 1767, popularly considered before the end of slavery as a line of demarcation between free and slave states. Also, Mason and Dixon line. [1770-80, Amer.] |
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