Nebraska lay north of the Missouri compromise line, which had been established in eighteen twenty. Slavery was not permitted there.

内布拉斯加州位于1820年划立的密苏里妥协线以北，奴隶制在那里是不允许。

It flamed up in 1820 and was allayed by the Missouri compromise.

它在 1820 年爆发，并因密苏里妥协而得到缓和。

Now, senators, congressmen, this Missouri compromise you are proposing is fundamentally flawed— flawed is putting it mildly.

现在，参议员们、国会议员们，你们提出的密苏里州妥协方案存在根本性缺陷——委婉地说，有缺陷。

He said the South would accept nothing less than extending the Missouri compromise line west to the Pacific Ocean. This meant that land south of the line would be open to slavery.

他说，南方将接受的无非是把密苏里妥协线向西延伸到太平洋，这意味着妥协线以南的土地将实施奴隶制。