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1. Oxford American Dictionary

   propulsion

   • IPA[prəˈpəlSH(ə)n]

   美式

   • n.
     the action of driving or pushing forward

   • noun: propulsion

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. the action of driving or pushing forward they dive and use their wings for propulsion under water

   jet propulsion

   • n.
     propulsion by the backward ejection of a high-speed jet of gas or liquid.

   Oxford American Dictionary

   jet propulsion

   • n.
     propulsion by the backward ejection of a high-speed jet of gas or liquid.

   Oxford Dictionary

3. • 更多解釋

   propulsion

   • IPA[prəˈpʌlʃn]

   英式

   • n.
     the action of driving or pushing forwards: they dive and use their wings for propulsion under water

   Oxford Dictionary