I don't think you realise the gravity of the situation.
我认为你没有意识到形势的严重性。
Arrows would continue to fly forward forever in a straight line were it not for gravity, which brings them down to earth.
要不是重力使箭掉落地上，它将会一直沿直线往前飞行。
How low gravity affects the human body.
低重力如何影响人体。
Nothing is pulling on you, only gravity.
没有任何东西在拉你，只有重力。
With no gravity, it's just as easy to pedal.
在没有重力的情况下，踩起踏板来很容易。
Otherwise gravity will pull you back down to the Earth.
否则，地心引力会把你拉回地球。
It is to get the rocket going fast enough to escape Earth's gravity.
是为了让火箭的速度足够快，足以逃离地球的引力。
As the nebula collapsed caused by its gravity, it spun faster and flattened into a disk.
当星云因其重力而坍缩时，它旋转得更快，并压扁成一个盘状。
Structures can be analyzed in terms of how they deal with downward forces created by gravity.
人们根据建筑物如何处理由重力产生的向下的力来分析它们。
Within the molten interior, under the influence of gravity, different elements were sorted out by density.
在熔体内部，在重力的影响下，（研究人员）根据密度对不同元素进行了分类。
Jeanne conducted more than 200 interviews with people from organisations with potential interests in gravity studies.
珍妮对这些人进行了200多次的采访，他们来自那些可能对重力研究感兴趣的组织。
Sleeping on the front will help to prevent snoring, as the muscles of the throat will not sag backwards under gravity.
俯卧睡可以有助于防止打呼，因为这时候喉咙处的肌肉不会因为重力原因而下垂到后方。
There is more stuff in the space than we can see, and that the gravity of this stuff is holding everything together.
宇宙中存在着比我们所能看到的更多的物质，而这些物质的重力将所有的东西都聚集在一起。
The rest of the concept relied on gravity, which guaranteed that the surface of the molten metal was perfectly flat and horizontal.
其余的概念依赖于重力，它保证了熔融金属的表面是完全平坦和水平。
Words like "acid", "gravity", "electricity" and "pendulum" had to be invented just to stop their meetings turning into an endless game of charades.
像“酸”，“重力”，“电”和“钟摆”这些词不得不被发明出来，只是为了防止他们的会议变成一场无止尽的字谜游戏。
One thing that physiologists have learned is that without gravity our bodies begin to lose strength, leaving astronauts with weakened bones, muscles and cardiovascular systems.
生理学家发现，失去重力后身体会失去力量，这使得宇航员骨质疏松、肌肉松弛，心血管功能也相应退化。
Astronomers theorize that a black hole forms when a massive object shrinks catastrophically under its own gravity, leaving only a gravitational field so strong that nothing escapes it.
天文学家的理论是，当一个巨大的物体在其自身的引力作用下灾难性地收缩，只留下一个强大的引力场，且没有任何东西能逃脱时，黑洞就形成了。
On the other hand, a comparatively warm body with a small surface gravity, like Earth's moon, is unable to hold even the heaviest gas and thus lacks an atmosphere.
另一方面，像地球的卫星这种相对温暖、表面引力较小的天体，它们连最重的气体也无法容纳，因此也没有大气层。
Because the surface of the water table is not flat but instead rises and falls with topography, groundwater is affected by gravity in the same fashion as surface water.
由于地下水位不是平面的，而是随着地形起伏的，所以地下水和地表水一样受到重力的影响。
Escape velocity is simply the speed of an object that's shot out of a cannon the minimum initial speed so that the object could later escape Earth's gravity on its own.
逃逸速度就是一个物体的速度，比如说，从加农炮中射出的最小初始速度，这样这个物体以后就可以自己脱离地球的引力。
He was struggling to find the right equations that would describe his new concept of gravity, ones that would define how objects move through space and how space is curved by objects.
他一直在努力寻找合适的方程来描述他的新引力概念，这些方程将定义物体如何在空间中移动，以及物体是如何扭曲空间的。
Upwards of a billion stars in our galaxy have burnt up their internal energy sources, and so can no longer produce the heat a star needs to oppose the inward force of gravity.
在我们的星系中，超过10亿颗恒星已经耗尽了它们的内部能量来源，因此无法再产生恒星所需的热量来对抗向内的引力。
可以利用重力。
Positive support is like gravity.
积极性的支持就像重力。
You can build better gravity sensors.
你可以开发更好的重力传感器。
你见过重力么？
The gravity of the mistake you made.
你所犯错误的严重性。
The only force holding them together is gravity.
重力是让它们连为一体的唯一作用力。
Further experiments are testing gravity in space.
进一步的实验要测试太空中的引力。
Further experiments are testing gravity in space.
进一步的实验要测试太空中的引力。
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