单词
propulsion
读音
prəˈpʌlʃn
美式
英式
词根
无
释义
n. 推进；推进力
例句
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 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。
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 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。
强化记忆
无
看视频学发音
namely ultralight materials, making them into structuresand electric propulsion.The sales can grow and the prices fall even faster
two vehicles with the same field of viewbut different propulsion systems.So my suspicion was that it might have something to do with the amount of noise they make.
miniaturization,and better propulsion systems.If we wanted to use them to spread actual humans throughout the galaxy,
This new sensor was being developed by a team that I joinedat NASA's Jet Propulsion Laboratory.And our goal was to prove that this sensor would work really well
And another technology that's quickly gaining tractionis called "wind-assisted propulsion,"which puts a modern twist on an old idea of harnessing wind.
所属分类
出国,其他
所在词典
