propulsion
🇬🇧/prəˈpʌlʃ(ə)n/ 🇺🇸/prəˈpʌlʃn/📚 11033 1六级托福雅思Propulsion is the power that moves something, especially a vehicle, in a forward direction. 推进力
noun [具体名词]推进;推进力
The nineteenth century witnessed a revolution in ship design and propulsion. 19
世纪经历了船舶设计和推进上的一次重大变革。
- propulsion 出现在下面的课文中(提供视频、音频及笔记等可系统性学习)
- Lesson 23 Bird flight propulsion 名词: 推进力
pro(向前) + puls(跳动, 推动) + ion → 向前推 → 推进力
单词造句:
- 网友用“Propulsion”造句精选
- ...the submarine's propulsion system. ...该潜艇的推进系统。
- Propulsion is provided by a rocket engine, rather than a propeller and rudder, which makes steering difficult. 推进器是由火箭发动机提供的,而不是螺旋桨和方向舵,这使得转向变得困难。
- Scientists and engineers are beginning to study this ability of fishes in the hope of designing more efficient propulsion systems for ships. 科学家和工程师们开始研究鱼类的这种能力,希望能设计出更有效的船舶推进系统。
