"查查詞典"手機(jī)版
千萬人都在用的超大詞匯詞典翻譯APP
A paddle steamer is a steamship or riverboat, powered by a steam engine, using paddle wheels to propel it through the water. In antiquity, Paddle wheelers followed the development of poles, oars and sails, where the first uses were wheelers driven by animals or humans.
詳細(xì)百科解釋