| 单词 | 轨道上 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Bohr theory〕An early model of atomic structure in which electrons travel around the nucleus in a number of discrete stable orbits determined by quantum conditions.玻尔理论：早期关于原子结构的模型，在其中电子在由量子条件决定的为数众多的分离的稳定轨道上围绕原子核运行美国传统〔CIRCLE〕The earth moves around the sun in an elliptical orbit. 地球绕着太阳在椭圆形的轨道上运行。朗文写作活用〔TURN〕Billy will sit and watch his train going round and round on its little track for hours. 比利会坐着看他的玩具火车在小轨道上一圈一圈地转，一看就是几个小时。朗文写作活用〔aphelion〕The point on the orbit of a celestial body that is farthest from the sun.远日点：在天体运行轨道上距离太阳最远的点美国传统〔apogee〕The point in an orbit most distant from the body being orbited.最远点：轨道上距被绕行天体最远的一点美国传统〔apogee〕The point in the orbit of the moon or of an artificial satellite most distant from the center of the earth.远地点：月球或人造卫星轨道上离地球中心最远的点美国传统〔apolune〕The point of an orbit around the moon farthest from the moon's center.远月点：绕月轨道上离月亮中心最远的一点美国传统〔beam〕On the right track; operating correctly.正确：在正确轨道上；行为端正的美国传统〔block system〕A system for controlling and safeguarding the flow of railway trains in which track is divided into blocks, each controlled by automatic signals.闭塞系统：用于控制和保障火车安全行驶的系统，它每一路段的轨道上都由自动信号控制美国传统〔collision course〕A meteor is on a collision course with the Earth.流星在可能与地球相碰撞的轨道上运行。外研社新世纪〔collision course〕The asteroid could be on a collision course.小行星可能运行到了即将发生碰撞的轨道上。外研社新世纪〔decay〕Aerospace To decrease in orbit. Used of an artificial satellite.【太空学】 能量衰减：在轨道上运行时能量消减。用于指人造卫星美国传统〔derail〕The streetcar was derailed by a stone lying across the rails of a track.由于一块石头横卧在轨道上，有轨电车出轨了。21世纪英汉〔elevated〕The train runs on an elevated track.列车在高架轨道上行驶。朗文当代〔final〕Astronauts will make a final attempt today to rescue a communications satellite from its useless orbit.今天宇航员将会做最后一次尝试,力图把一颗通信卫星从无效的轨道上抢救下来。柯林斯高阶〔flange〕The flange around the wheels on railway trains helps to keep them on the rails.火车轮的轮缘能将车轮卡在轨道上。剑桥高阶〔glide〕How smoothly the train glided over the rails!火车在轨道上行驶得真平稳啊！外研社新世纪〔inertial guidance〕Guidance of an aircraft or a spacecraft in which gyroscopic and accelerometer data are used by a computer to maintain a predetermined course.惯性制导：用于制导飞行器或宇航器的一种方法，即借助计算机利用方向陀螺仪和加速器的数据来使被制导体保持在预定轨道上的方法美国传统〔leverage〕Using ropes and wooden poles for leverage, they haul sacks of cement up the track.利用绳子和木棍取得杠杆作用，他们把几大袋水泥从轨道上拖开。剑桥高阶〔link〕The two spacecraft will link up in orbit.两艘宇宙飞船将于轨道上对接。牛津搭配〔link〕The two spacecraft will link up in orbit.两艘宇宙飞船将在轨道上对接。牛津高阶〔motor vehicle〕A self-propelled wheeled conveyance, such as a car or truck, that does not run on rails.机动车：不在轨道上行驶的自身致动的有轮交通工具，如汽车或卡车美国传统〔orbital velocity〕The minimum velocity required to place or maintain a satellite in orbit.最小轨道速度：卫星进入或留在轨道上所需的最小速度美国传统〔orbit〕Space stations are designed to remain in orbit for years.在轨道上麦克米伦高阶〔orbit〕The satellite is now in a stable orbit.卫星目前在稳定的轨道上运行。剑桥高阶〔orbit〕The satellite will remain in orbit for several years.这颗卫星将在轨道上运行数年。牛津搭配〔pant〕The engine was panting noisily as it stood on the tracks.火车头停在轨道上时发出嘈杂的喷气声。韦氏高阶〔park〕Aerospace To place (a spacecraft or satellite) in a usually temporary orbit.【太空学】 发射（至暂时轨道）：把（宇宙飞船或火箭）停放在通常是暂时的轨道上美国传统〔perigee〕The point in any orbit nearest to the body being orbited.最近点：围绕任何物体的椭圆轨道上离被围绕物最近的一点美国传统〔perigee〕The point nearest the earth's center in the orbit of the moon or a satellite.近地点：在月球或其它卫星绕地运行的椭圆轨道上最靠近地球的一点美国传统〔perihelion〕The point nearest the sun in the orbit of a planet or other celestial body.近日点：绕日运行的行星或其它天体的椭圆轨道上离太阳最近的一点美国传统〔planetary〕The electrons moved in planetary orbits.电子在绕原子核轨道上运动。外研社新世纪〔planetesimal〕Any of innumerable small bodies thought to have orbited the sun during the formation of the planets.星子：任何数不清的小固体块，被认为曾在行星形成阶段中在围绕太阳的轨道上运行美国传统〔play〕The wheel plays in a track.轮子在轨道上转动。21世纪英汉〔play〕The wheel plays in a track.轮子在轨道上转动。英汉大词典〔primary〕A celestial body, especially a star, relative to other bodies in orbit around it.恒星：在轨道上圈绕其相对其他天体的天体，尤指恒星美国传统〔rail〕The train left the rails but somehow forced its way back onto the line.火车脱轨了，但总算设法回到了原来的轨道上。柯林斯高阶〔rocket sled〕A rocket-propelled sled that travels along rails and is used to study acceleration, deceleration, and crash survival techniques.火箭滑车，火箭滑橇：一种用于研究加速、减速及摔机保全技术的由火箭发动机推动而在轨道上滑跑的滑车美国传统〔roll〕To move in a periodic revolution, as a planet in its orbit.周期性运转：以定期运转的方式移动，如行星在自己的轨道上运行美国传统〔run〕The curtains run on these tracks.窗帘在这些轨道上滑动。麦克米伦高阶〔run〕Trains run on rails.火车是在轨道上行驶的。英汉大词典〔skid〕The machine was skidded to the workshop over greased rails.那台机器是放在涂油的轨道上运到车间的。英汉大词典〔slot car〕An electric toy racing car that fits into a slotted track and is controlled by a rheostat held by the operator.自动玩具车：一种电力玩具赛车，置于一条有槽的轨道上，由操纵者手执的变阻器来控制美国传统〔snowplow〕A plowlike device or vehicle used to remove snow, especially from roads and railroad tracks.扫雪机：用来扫雪，特别是扫除道路和铁路轨道上的雪的犁状装置或车辆美国传统〔torpedo〕A small explosive placed on a railroad track that is fired by the weight of the train to sound a warning of an approaching hazard.信号雷管：一种置于铁路轨道上的小型爆炸物，由火车的重量引爆，这样来预警临近的危险美国传统〔track light〕A light mounted on and movable along an electrified metal track.活动式投射灯：安装在一带电的金属轨道上并沿其移动的灯美国传统〔track〕The train on the next track was moving.相邻轨道上的火车正在开动。外研社新世纪〔traction〕Adhesive friction, as of a wheel on a track or a tire on a road.附着摩擦力：粘附性摩擦，如车轮在轨道上或轮胎在路面上的美国传统〔tram〕A four-wheeled, open, box-shaped wagon or iron car run on tracks in a coal mine.矿车、煤车：煤矿中在轨道上行驶的四轮、开口、盒状的运货车或铁制车厢美国传统〔trolleybus〕The trolleybus does not run on tracks.无轨电车不在轨道上行驶。剑桥高阶〔trolley〕A small truck or car operating on a track and used in a mine, quarry, or factory for conveying materials.小矿车，小贷车：在轨道上运行的小型卡车，且用在矿场、码差别或工厂运送物品材料美国传统〔trolley〕A wheeled carriage, cage, or basket that is suspended from and travels on an overhead track.空中吊运车，缆车：一种带轮的车箱、笼子或篮子，从空中轨道上垂下，并且空中轨道运行美国传统〔underhung〕Resting on or mounted along a supporting track, as a sliding door on rollers.在轨上滑动的：靠在或架在支撑轨道上的，如滑门或滚筒的美国传统The spacecraft is now in orbit round/around Venus.这艘太空船现在正处于环绕金星的轨道上。剑桥国际The trolley bus differs from the tram by having rubber tyres and not running on tracks.无轨电车区别于有轨电车之处在它有橡胶轮胎，不在轨道上行驶。剑桥国际They switched the train to the other track. 他们把列车转到另一轨道上。译典通 |
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