With regards to the means employed to give the aerostat its motion a great deal of progress had been made. For the steam engines of Henry Giffard, and the muscular force of Dupuy de Lome, electric motors had gradually been substituted. The batteries of bichromate of potassium of the Tissandier brothers had given a speed of four yards a second. The dynamo-electric machines of Captain Krebs and Renard had developed a force of twelve horsepower and yielded a speed of six and a half yards per second.
With regard to this motor, engineers and electricians had been approaching more and more to that desideratum which is known as a steam horse in a watch case. Gradually the results of the pile of which Captains Krebs and Renard had kept the secret had been surpassed, and aeronauts had become able to avail themselves of motors whose lightness increased at the same time as their power.
In this there was much to encourage those who believed in the utilization10 of guidable balloons. But yet how many good people there are who refuse to admit the possibility of such a thing! If the aerostat finds support in the air it belongs to the medium in which it moves; under such conditions, how can its mass, which offers so much resistance to the currents of the atmosphere, make its way against the wind?
In this struggle of the inventors after a light and powerful motor, the Americans had most nearly attained12 what they sought. A dynamo-electric apparatus13, in which a new pile was employed the composition of which was still a mystery, had been bought from its inventor, a Boston chemist up to then unknown. Calculations made with the greatest care, diagrams drawn14 with the utmost exactitude, showed that by means of this apparatus driving a screw of given dimensions a displacement15 could be obtained of from twenty to twenty-two yards a second.
Now this was magnificent!
"And it is not dear," said Uncle Prudent16, as he handed to the inventor in return for his formal receipt the last installment17 of the hundred thousand paper dollars he had paid for his invention.
Immediately the Weldon Institute set to work. When there comes along a project of practical utility the money leaps nimbly enough from American pockets. The funds flowed in even without its being necessary to form a syndicate. Three hundred thousand dollars came into the club's account at the first appeal. The work began under the superintendence of the most celebrated18 aeronaut of the United States, Harry19 W. Tinder, immortalized by three of his ascents20 out of a thousand, one in which he rose to a height of twelve thousand yards, higher than Gay Lussac, Coxwell, Sivet, Crocé-Spinelli, Tissandier, Glaisher; another in which he had crossed America from New York to San Francisco, exceeding by many hundred leagues the journeys of Nadar, Godard, and others, to say nothing of that of John Wise, who accomplished21 eleven hundred and fifty miles from St. Louis to Jefferson county; the third, which ended in a frightful22 fall from fifteen hundred feet at the cost of a slight sprain23 in the right thumb, while the less fortunate Pilâtre de Rozier fell only seven hundred feet, and yet killed himself on the spot!
At the time this story begins the Weldon Institute had got their work well in hand. In the Turner yard at Philadelphia there reposed24 an enormous aerostat, whose strength had been tried by highly compressed air. It well merited the name of the monster balloon.
How large was Nadar's Géant? Six thousand cubic meters. How large was John Wise's balloon? Twenty thousand cubic meters. How large was the Giffard balloon at the 1878 Exhibition? Twenty-five thousand cubic meters. Compare these three aerostats with the aerial machine of the Weldon Institute, whose volume amounted to forty thousand cubic meters, and you will understand why Uncle Prudent and his colleagues were so justifiably25 proud of it.
This balloon not being destined26 for the exploration of the higher strata27 of the atmosphere, was not called the Excelsior, a name which is rather too much held in honor among the citizens of America. No! It was called, simply, the "Go-Ahead," and all it had to do was to justify28 its name by going ahead obediently to the wishes of its commander.
The dynamo-electric machine, according to the patent purchased by the Weldon Institute, was nearly ready. In less than six weeks the "Go-Ahead" would start for its first cruise through space.
But, as we have seen, all the mechanical difficulties had not been overcome. Many evenings had been devoted29 to discussing, not the form of its screw nor its dimensions, but whether it ought to be put behind, as the Tissandier brothers had done, or before as Captains Krebs and Renard had done. It is unnecessary to add that the partisans30 of the two systems had almost come to blows. The group of "Beforists" were equaled in number by the group of "Behindists." Uncle Prudent, who ought to have given the casting vote—Uncle Prudent, brought up doubtless in the school of Professor Buridan—could not bring himself to decide.
Hence the impossibility of getting the screw into place. The dispute might last for some time, unless the government interfered31. But in the United States the government meddles32 with private affairs as little as it possibly can. And it is right.
Things were in this state at this meeting on the 13th of June, which threatened to end in a riot—insults exchanged, fisticuffs succeeding the insults, cane7 thrashings succeeding the fisticuffs, revolver shots succeeding the cane thrashings—when at thirty-seven minutes past eight there occurred a diversion.
The porter of the Weldon Institute coolly and calmly, like a policeman amid the storm of the meeting, approached the presidential desk. On it he placed a card. He awaited the orders that Uncle Prudent found it convenient to give.
Uncle Prudent turned on the steam whistle, which did duty for the presidential bell, for even the Kremlin clock would have struck in vain! But the tumult33 slackened not.
Then the president removed his hat. Thanks to this extreme measure a semi-silence was obtained.
"A communication!" said Uncle Prudent, after taking a huge pinch from the snuff-box which never left him.
"Speak up!" answered eighty-nine voices, accidentally in agreement on this one point.
"A stranger, my dear colleagues, asks to be admitted to the meeting."
"Never!" replied every voice.
"He desires to prove to us, it would appear," continued Uncle Prudent, "that to believe in guiding balloons is to believe in the absurdest of Utopias!"
"Let him in! Let him in!"
"What is the name of this singular personage?" asked secretary Phil Evans.
"Robur," replied Uncle Prudent.
"Robur! Robur! Robur!" yelled the assembly. And the welcome accorded so quickly to the curious name was chiefly due to the Weldon Institute hoping to vent11 its exasperation34 on the head of him who bore it!
点击收听单词发音
1 impetus | |
n.推动,促进,刺激;推动力 | |
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2 propellers | |
n.螺旋桨,推进器( propeller的名词复数 ) | |
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3 elongated | |
v.延长,加长( elongate的过去式和过去分词 ) | |
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4 maneuvering | |
v.移动,用策略( maneuver的现在分词 );操纵 | |
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5 stationary | |
adj.固定的,静止不动的 | |
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6 backwards | |
adv.往回地,向原处,倒,相反,前后倒置地 | |
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7 cane | |
n.手杖,细长的茎,藤条;v.以杖击,以藤编制的 | |
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8 cyclones | |
n.气旋( cyclone的名词复数 );旋风;飓风;暴风 | |
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9 locomotion | |
n.运动,移动 | |
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10 utilization | |
n.利用,效用 | |
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11 vent | |
n.通风口,排放口;开衩;vt.表达,发泄 | |
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12 attained | |
(通常经过努力)实现( attain的过去式和过去分词 ); 达到; 获得; 达到(某年龄、水平、状况) | |
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13 apparatus | |
n.装置,器械;器具,设备 | |
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14 drawn | |
v.拖,拉,拔出;adj.憔悴的,紧张的 | |
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15 displacement | |
n.移置,取代,位移,排水量 | |
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16 prudent | |
adj.谨慎的,有远见的,精打细算的 | |
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17 installment | |
n.(instalment)分期付款;(连载的)一期 | |
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18 celebrated | |
adj.有名的,声誉卓著的 | |
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19 harry | |
vt.掠夺,蹂躏,使苦恼 | |
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20 ascents | |
n.上升( ascent的名词复数 );(身份、地位等的)提高;上坡路;攀登 | |
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21 accomplished | |
adj.有才艺的;有造诣的;达到了的 | |
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22 frightful | |
adj.可怕的;讨厌的 | |
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23 sprain | |
n.扭伤,扭筋 | |
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24 reposed | |
v.将(手臂等)靠在某人(某物)上( repose的过去式和过去分词 ) | |
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25 justifiably | |
adv.无可非议地 | |
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26 destined | |
adj.命中注定的;(for)以…为目的地的 | |
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27 strata | |
n.地层(复数);社会阶层 | |
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28 justify | |
vt.证明…正当(或有理),为…辩护 | |
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29 devoted | |
adj.忠诚的,忠实的,热心的,献身于...的 | |
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30 partisans | |
游击队员( partisan的名词复数 ); 党人; 党羽; 帮伙 | |
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31 interfered | |
v.干预( interfere的过去式和过去分词 );调停;妨碍;干涉 | |
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32 meddles | |
v.干涉,干预(他人事务)( meddle的第三人称单数 ) | |
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33 tumult | |
n.喧哗;激动,混乱;吵闹 | |
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34 exasperation | |
n.愤慨 | |
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