| 单词 | paddle wheel |
| 释义 | paddle wheel noun[C] uk/ˈpæd.əl ˌwiːl/us/ˈpæd.əl ˌwiːl/atypeofwheelwithsmallflatbladesattachedaround theedgethat makes aboatmovethrough thewateror thatoperatesapieceofmachinery （船的）明轮，桨轮 HABY/iStock/Getty Images Plus/GettyImages Parts of ships & boats
Examplesofpaddle wheelpaddle wheel A recessed sternpaddlewheelprovided propulsion, powered by a wood-burning steam boiler engine. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.For very strong shaking, the vanes of thepaddlewheelinteracted with the gas, forming a convection roll, sustaining their rotation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.An engine rotates thepaddlewheelin the water to produce thrust, forward or backward as required. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.They also made large mechanical puppet theatres driven by waterwheels and carriage wheels and wine-serving automatons driven bypaddlewheelboats. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The smaller hull supports the axle of thepaddlewheelwhich rotates in the river. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The typicalpaddlewheelsteamship was powered by a coal burning engine that required firemen to shovel the coal to the burners. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Eachpaddlewheelwas driven by an individual electric motor, giving outstanding maneuverability. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The force of the water would strike a simplepaddlewheelset horizontally in line with the water. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.For apaddlewheelship, reversing the direction of the paddle will provide astern propulsion. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The boats drift along on a gentle current, typically generated by apaddlewheel. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The annulets incorporated into thepaddlewheelsuggest continual efforts. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.During the evening, they come upon an upside-downpaddlewheelsteamboat that the alien's apparently dumped miles from any water. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Most of the hull of the ship is now gone, but the rudder, parts of thepaddlewheeland the steam engine are still present. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.They work something like apaddlewheelon a paddle-steamer. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Among the advantages was superior braking of the vessels, sincepaddlewheelpropulsion systems could not effectively be reversed to slow the craft. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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