| 单词 | 重力 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Schwarzschild radius〕The radius of a collapsing celestial object at which gravitational forces exceed the ability of matter and energy to escape, resulting in a black hole.史瓦西半径：收缩中星体的半径，在此半径下，重力超过物质和能量逃逸的能力，从而形成了黑洞美国传统〔accretion〕Astronomy An increase in the mass of a celestial object by the collection of surrounding interstellar gases and objects by gravity.【天文学】 吸积，天体增大：因重力吸引星际间的物质而引起天体的增大美国传统〔antigravity〕The hypothetical effect of reducing or canceling a gravitational field.反重力，反引力：一种假想的能够减弱或消除地球引力的力美国传统〔aqueduct〕A pipe or channel designed to transport water from a remote source, usually by gravity.导水管，沟渠：设计用于从远地水源输水的管道或通道，通常通过重力（输送）美国传统〔attracted〕Anything with strong gravity attracts other things to it.任何有较强重力的物体都会对其他物体产生引力。柯林斯高阶〔attract〕Anything with strong gravity attracts other things to it.有强重力的任何物体都会吸引其他物体。外研社新世纪〔coast〕To slide down an incline through the effect of gravity.溜下：因重力作用沿斜面滑下美国传统〔colluvium〕A loose deposit of rock debris accumulated through the action of gravity at the base of a cliff or slope.塌积物：在峭壁或斜坡底部由于重力作用堆积形成的岩石碎片松散的堆积物美国传统〔convection〕Fluid motion caused by an external force such as gravity.流体运动：由重力等外力引起的流体运动美国传统〔defy〕This is where the action of the speed and lean of the riders seem to defy gravity and motion.这正是骑手的速度和倾斜度似乎能够摆脱重力和惯性的地方。外研社新世纪〔fall〕To drop or come down freely under the influence of gravity.落下：因重力作用而自由下降或下落美国传统〔free fall〕The ideal falling motion of a body that is subject only to the earth's gravitational field.自由下降：只有在地球的重力场中才能实现的物体理想的下降运动美国传统〔geotaxis〕Movement of a motile organism using the earth's gravity for orientation.趋地性：生物以地球重力为定向因素的向性美国传统〔gravimeter〕An instrument used to measure variations in a gravitational field.重差计：用于测量重力场中变化的仪器美国传统〔gravimetric〕Of or relating to measurement of variations in a gravitational field.重差计的：属于或关于测量重力场中变化的美国传统〔gravity assist〕The use of the energy obtained from a gravitational field to change the speed or shape of a spacecraft's orbit.重力协航：利用来自于万有引力场的能量以改变宇宙飞船运行轨道的速度或形状美国传统〔gravity〕Arrows would continue to fly forward forever in a straight line were it not for gravity, which brings them down to earth.要不是重力使箭落向地面，它们将永远以直线往前飞行。柯林斯高阶〔gravity〕Gravitation.地球的重力美国传统〔gravity〕Gravity causes these objects to fall to earth.重力使这些物体落到地面。外研社新世纪〔g〕Spacecraft which are re-entering the earth's atmosphere are affected by g forces.重返大气层的航天器受到重力的作用。牛津高阶〔heavy〕Having relatively high density; having a high specific gravity.比重较大的：浓度相对较重的；重力大的美国传统〔laws of nature〕Gravity is one of the basic laws of nature.重力是基本的自然法则之一。韦氏高阶〔levitate〕To rise or cause to rise into the air and float in apparent defiance of gravity.使升空，使漂浮：升起或使升起和漂浮在空中，似乎无视重力美国传统〔localize〕Gravity has localized the swelling to the foot and ankle.重力已将肿胀控制在脚部和脚踝处。剑桥高阶〔magnetism〕Gravity is a form of magnetism.重力是磁力的一种表现形式。英汉大词典〔microgravity〕A minute shift in gravity that can occur through geologic factors in a region, such as the movement of the earth's crust along fault lines.微重力移动：经由一个地区的地质因素所发生重力的微小转移，例如沿着断层所发生的地球板块移动美国传统〔microgravity〕An environment in which there is very little net gravitational force, as of a free-falling object, an orbit, or interstellar space.微重力：对于自由落体、轨道、或是星球间空间有着非常微弱净重力的环境美国传统〔multiple star〕A group of three or more stars, usually with a common gravitational center, that appear as one to the unaided eye.聚星：看上去象是一颗星的由三个或更多颗星组成的星群，通常具有一个共同的重力中心美国传统〔multiplication〕Increasing gravity is known to speed up the multiplication of cells.已知增加重力会加速细胞增殖。外研社新世纪〔open universe〕A model of the universe in which there is insufficient matter, and thus insufficient gravitational force, to halt the expansion initiated by the big bang.开放宇宙：宇宙学模型之一，认为因没有足够的物质，所以无法产生足够的重力来停止因大霹雳所起始的宇宙膨胀现象美国传统〔owe〕We owe our understanding of gravity to Newton.全靠牛顿我们才理解了重力。韦氏高阶〔phenomenon〕Gravity is a natural phenomenon.重力是一种自然现象。剑桥高阶〔plumb line〕A line regarded as directed exactly toward the earth's center of gravity.重力线：被认为是准确地指向地球引力中心的一条线美国传统〔power dive〕A downward plunge of an aircraft accelerated by both gravity and engine power.动力俯冲：飞机通过重力及引擎动力引起加速的向下俯冲美国传统〔prime mover〕The initial force, such as electricity, wind, or gravity, that engages or moves a machine.推动力：推动机器运动的初始力量，如电、风或重力美国传统〔pull〕The greater the mass of an object, the greater its gravitational pull.物体的质量越大重力也就越大。剑桥高阶〔puzzle〕They're trying to solve the puzzle of how gravity works.他们在尝试解开重力是如何起作用的谜团。牛津搭配〔reason〕Newton reasoned (that) there must be a force such as gravity 牛顿推断出这一定是由于某种力的缘故，比如重力。剑桥高阶〔sag〕To sink, droop, or settle from pressure or weight.下垂：因压力或重力而下沉、下垂或停留美国传统〔shepherd satellite〕A moon that orbits near the edge of a planetary ring, constraining the ring's extent through gravitational pull.守护卫星，牧人星：在行星环边缘运行的卫星，藉重力作用来限制光环的大小美国传统〔strain〕His muscles strained under the heavy weight.在重力下他的肌肉绷得紧紧的。韦氏高阶〔strongly〕A neutron star has a gravitational field strong enough to generate X-rays.中子星上存在强大的重力场，足以产生X射线。柯林斯高阶〔strong〕A neutron star has a gravitational field strong enough to generate X-rays.中子星上存在强大的重力场, 足以产生X射线。外研社新世纪〔swing-by〕An interplanetary mission in which a space vehicle uses planetary gravitation for changes in course.借力飞行轨道：空间飞行器利用行星重力来改变轨道的行星际间使命美国传统〔tide〕The periodic variation in the surface level of the oceans and of bays, gulfs, inlets, and estuaries, caused by gravitational attraction of the moon and sun.潮，潮汐：由月球和太阳的重力吸引造成的海洋、海湾、水湾及河口等处水面高度的周期性变化美国传统〔tilt-table〕An examining table that can be tilted to a nearly upright position for assessment of a patient's circulatory response to gravitational change.（医用）倾斜床：可以使其倾斜近乎到直立位置的医疗测试用桌子，用以评估病患的循环系统对于重力改变的反应美国传统〔tropism〕The turning or bending movement of an organism or a part toward or away from an external stimulus, such as light, heat, or gravity.向性，向性运动：生物体或其一部分做的趋向或远离外部刺激（如光、热、重力）的运动美国传统〔weightless〕Not experiencing the effects of gravity; being in a state of free fall.失重的：没有经受重力作用的；在自由下落的状态中的美国传统〔weight〕Gas has hardly any weight.气体几乎不受重力的作用。英汉大词典〔weight〕The force with which a body is attracted to Earth or another celestial body, equal to the product of the object's mass and the acceleration of gravity.重力：地球和其它天体对某物体的作用力，它等于物体的质量与重力加速度的乘积美国传统Enormous energy is needed to launch a spacecraft against (the force of) gravity.克服重力发射宇宙飞船需要巨大的能量。剑桥国际Gravity makes something fall if you drop it.如果你掷出某物，重力使它下落。剑桥国际Gravity was discovered by Newton when an apple fell on his head.重力是牛顿在一只苹果落到他头上时发现的。剑桥国际The fact that aircraft don't fall out of the sky always seems to me to defy (= act against) the law of gravity.我总觉得飞机不会从天空中坠落这一事实违背了重力定律。剑桥国际The spacecraft was re-entering the Earth's gravitational field.宇宙飞船重返地球的重力场。剑桥国际The stone rolled down the hill by gravity. 石头在重力作用下向山下滚去。译典通 |
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