What accounts for the great outburst of major inventions in early America—breakthroughs such as the telegraph, the steamboat and the weaving machine?
是什么导致了早期美国例如电报、蒸汽船和织布机的重大发明的大量涌现？
It looked like a house at first, but then we realized it was a steamboat.
开始的时候它看上去像一座房子，但后来我们意识到是一只汽船。
Old photographs of the Moscow subway stations, the city of Ufa and a steamboat cruise.
这些是莫斯科地铁站，乌法城以及汽艇的旧照片。
The steamboat ascended the river.
那艘汽船溯河而上。
The steamboat sails on Sundays and Wednesdays.
这班轮船每逢星期日和星期三开航。
They traveled on the steamboat along the coast.
他们坐着小汽船沿着海岸旅行。
The propeller of the steamboat churned the waves.
汽船的推进器卷起浪花。
The propeller of the steamboat churned (up) the waves.
汽船的推进器卷起浪花。
During the holidays, every train and steamboat was crowded.
假期中，每列火车，每条船都挤满了乘客。
Samuel Langhorne Clemens earned his steamboat pilot's license.
塞缪尔·朗荷恩·克列门斯拿到了轮船舵手执照。
Samuel Langhorne Clemens earned his steamboat pilot 's license.
塞缪尔·朗荷恩·克列门斯拿到了轮船舵手执照。
It looked like a house at first, but then we realized it was a steamboat.
最初看上去像一座房子，但是后来我们意识到它是一艘汽船。
But when he was 22, he achieved his ambition and got a job working on a steamboat.
但是当他22岁时，他实现了自己的愿望——去蒸汽船上工作。
It took three weeks for Grant's men to reach the steamboat landing. The roads were very rough.
格兰特主力经过三个星期才到达汽船登陆点。
But I persuaded him to help me. And we found the men's boat tied to the other side of the steamboat.
但我说服了他帮助我，我们发现那些人的小船栓在汽艇的另一边。
In 1814 New Orleans had counted hardly 20 steamboat arrivals; within 20 years the figure had reached 1, 200.
在1814年，新奥尔良的蒸汽船总计不到20只，在20年间，船数达到1,200只。
Old photographs of the Moscow subway stations, the city of Ufa and a steamboat cruise. All different and all moving.
这些是莫斯科地铁站，乌法城以及汽艇的旧照片。一切都那么不同，一切都令人感动。
He adopt his pen name from the cry heard in his steamboat days, signaling two fathoms (12feet) of water-a navigable depth.
他的笔名来自他在汽船上做工时听到的水手们测量水深时的喊声，意思是“水深两浔(12英尺)—即可以通航的信号语。”
He adopted his pen name from the cry heard in his steamboat days, signaling two fathoms (12 feet) of water — a navigable depth.
他的笔名取自他在蒸汽船上做工时听到的报告水深为两口寻(12英尺)——意即可以通航的信号语。
As early as 1838, Congress created the steamboat Inspection Service to check the safety steamboats and reduce the risk of explosions.
早在1838年，国会就批准建立了汽船检验局以检查汽船的安全性并减低爆炸的风险。
Of many literary references to the Mississippi steamboat, Mark Twain's Life on the mississippi-recollections of his own cub-pilot days-remains the outstanding classic.
在许多对密西西比河蒸汽船的文学描写中，马克·吐温的关于他自己做见习领港员的回忆-密西西比河上的日子，始终堪称杰出的经典作品。
He was eating an apple, and giving a long, melodious whoop, at intervals, followed by a deep-toned ding-dong-dong, ding-dong-dong, for he was personating a steamboat.
他正在吃苹果，不时地发出长长 的、好听的“呜——”的叫声，隔会儿还“叮当当、叮当当”地学铃声响，他这是在扮演一 只蒸汽轮船。
The character made his debut in the film Steamboat Willie in 1928.
米老鼠1928年在电影《威利蒸汽船》初次亮相。
The character made his debut in the film Steamboat Willie in 1928.
米老鼠1928年在电影《威利蒸汽船》初次亮相。
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