One-third of every steamboat built in the United States before 1850 exploded and destroyed became a wreck.

850年以前,美国制造的每三艘蒸汽船,就有一艘爆炸或毁坏,彻底地报销

耶鲁公开课 - 美国内战与重建课程节选

Steamboats became the romantic symbol of this great transportation revolution and all of this movement.

蒸汽船成了浪漫的象征,代表着伟大的交通革命及其所有运动

耶鲁公开课 - 美国内战与重建课程节选

Steamboats were wonderful and exciting and romantic.

蒸汽船是如此美妙,令人激动及浪漫

耶鲁公开课 - 美国内战与重建课程节选