| 释义 |
the Mason-Dixon Line
[ðəˌmeɪ.sən'dɪk.sənˌlaɪn] noun only singular
■the border between the states of Maryland and Pennsylvania in the US, traditionally considered to mark the division between the north and south of the US 梅森－迪克森线（美国马里兰州和宾夕法尼亚州之间的分界线，也是传统上认为的美国北方各州和南方各州的分界线） |