the boundary between Maryland and Pennsylvania, taken as the northern limit of slave-owning U.S. states before the abolition of slavery. Later…
| 单词 | θ4529 |
| 释义 | the world > the earth > named regions of earth > America > North America > [noun] > United States > Mason-Dixon line (3) Mason–Dixon line1776 the boundary between Maryland and Pennsylvania, taken as the northern limit of slave-owning U.S. states before the abolition of slavery. Later… Mason–Dixon1834 The Mason–Dixon line. the line1845 the line: = Mason–Dixon line n. at Mason–Dixon, n. 1. |
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