| 单词 | propulsion |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔airfoil〕A part or surface, such as a wing, propeller blade, or rudder, whose shape and orientation control stability, direction, lift, thrust, or propulsion.翼剖面；机翼；翼面：一个部件或平面，如机翼、螺旋桨叶、方向舵等，其形状或方位控制稳定性、方向、抬升、冲击或驱动美国传统〔glide〕To fly without propulsion. Used of an aircraft.滑翔：指飞机，无需推动力的飞行美国传统〔ion rocket〕A rocket using ionic propulsion.离子火箭：使用离子推进的火箭美国传统〔jet propulsion〕Propulsion derived from the rearward expulsion of matter in a jet stream, especially propulsion by jet engines.喷气推进：由尾部形成喷气流所实现的驱动，特别指由喷气式发动机推进的美国传统〔jet-propelled〕Driven by jet propulsion.喷气推进的美国传统〔jetavator〕A control surface that may be moved into the propulsion stream of a rocket in order to change the direction of thrust.射流偏转舵：一种可被移进火箭推进气流中以改变其冲力方向的控制平面美国传统〔multistage〕Relating to or composed of two or more propulsion units.多阶段的：有关两种或者多个推进器的、或者由其组成的美国传统〔propulsion〕Interest in jet propulsion was now growing at the Air Ministry.航空部对喷射推进的兴趣渐浓。外研社新世纪〔propulsion〕Interest in jet propulsion was now growing at the Air Ministry.航空部对喷气推进的兴趣正在增加。柯林斯高阶〔propulsion〕Sailboats use wind as their source/means of propulsion.帆船利用风力作为向前推进的动力/方式。韦氏高阶〔revolution〕The nineteenth century witnessed a revolution in ship design and propulsion.19世纪船舶设计和船舶动力领域发生了重大的变革。柯林斯高阶〔stage〕One of two or more successive propulsion units of a rocket vehicle that fires after the preceding one has been jettisoned.一节火箭：两级或多级火箭的推动器，往往前一个推动器被抛弃后下一个才点火发射美国传统At the development phase it was possible to utilize (= use) earlier research which had been performed in rocket propulsion.在发展阶段，可能利用在火箭推进方面曾经做过的研究。剑桥国际Rockets and jet aircraft both work by jet propulsion.火箭和喷气式飞机都用喷气推进。剑桥国际 |
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