paddle wheel是什么意思 paddle wheel怎么读
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形容词：paddle-wheel
paddle wheel的英文翻译是什么意思，词典释义与在线翻译
Noun:- a large wheel fitted with paddles and driven by an engine in order to propel a boat
paddle wheel的用法和样例
用作名词 (n.)
- The paddle wheel was the first form of mechanical propulsion for a boat, but has now been almost entirely superseded by more modern forms of marine propulsion.
桨轮是轮船机械推进的第一种形式，而现在则完全被现代船舶推进装置所取代。
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